Home / 22,017.24-30,387.42-14,938.92

Finding the Fourth Proportional to 22,017.24, 30,387.42 and 14,938.92

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Solution

The fourth proportional to 22,017.24, 30,387.42 and 14,938.92 is: 20,618.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.24 : 30,387.42 = 14,938.92 : x
  2. Step 2: Convert to fraction form
    22,017.24/30,387.42 = 14,938.92/x
  3. Step 3: Cross multiply
    22,017.24x = 30,387.42 × 14,938.92
  4. Step 4: Simplify right side
    22,017.24x = 453,955,236.39
  5. Step 5: Solve for x
    x = 453,955,236.39/22,017.24
  6. Step 6: Final answer
    x = 20,618.17

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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.