Home / 22,220.04-30,660.30-14,263.32

Finding the Fourth Proportional to 22,220.04, 30,660.30 and 14,263.32

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Solution

The fourth proportional to 22,220.04, 30,660.30 and 14,263.32 is: 19,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,220.04 : 30,660.30 = 14,263.32 : x
  2. Step 2: Convert to fraction form
    22,220.04/30,660.30 = 14,263.32/x
  3. Step 3: Cross multiply
    22,220.04x = 30,660.30 × 14,263.32
  4. Step 4: Simplify right side
    22,220.04x = 437,317,670.20
  5. Step 5: Solve for x
    x = 437,317,670.20/22,220.04
  6. Step 6: Final answer
    x = 19,681.23

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Double scale
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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.