Home / 22,144.04-30,558.48-12,072.32

Finding the Fourth Proportional to 22,144.04, 30,558.48 and 12,072.32

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Solution

The fourth proportional to 22,144.04, 30,558.48 and 12,072.32 is: 16,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144.04 : 30,558.48 = 12,072.32 : x
  2. Step 2: Convert to fraction form
    22,144.04/30,558.48 = 12,072.32/x
  3. Step 3: Cross multiply
    22,144.04x = 30,558.48 × 12,072.32
  4. Step 4: Simplify right side
    22,144.04x = 368,911,749.27
  5. Step 5: Solve for x
    x = 368,911,749.27/22,144.04
  6. Step 6: Final answer
    x = 16,659.64

Related Problems

Find fourth proportional to 11,072.02, 15,279.24 and 6,036.16
Half scale
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Double scale
Find fourth proportional to 22,145.04, 30,559.86 and 12,073.32
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.