Home / 22,104.16-33,158.40-7,309.60

Finding the Fourth Proportional to 22,104.16, 33,158.40 and 7,309.60

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Solution

The fourth proportional to 22,104.16, 33,158.40 and 7,309.60 is: 10,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,104.16 : 33,158.40 = 7,309.60 : x
  2. Step 2: Convert to fraction form
    22,104.16/33,158.40 = 7,309.60/x
  3. Step 3: Cross multiply
    22,104.16x = 33,158.40 × 7,309.60
  4. Step 4: Simplify right side
    22,104.16x = 242,374,640.64
  5. Step 5: Solve for x
    x = 242,374,640.64/22,104.16
  6. Step 6: Final answer
    x = 10,965.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.