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Finding the Fourth Proportional to 22,938.32, 34,402.62 and 13,444.94

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Solution

The fourth proportional to 22,938.32, 34,402.62 and 13,444.94 is: 20,164.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,938.32 : 34,402.62 = 13,444.94 : x
  2. Step 2: Convert to fraction form
    22,938.32/34,402.62 = 13,444.94/x
  3. Step 3: Cross multiply
    22,938.32x = 34,402.62 × 13,444.94
  4. Step 4: Simplify right side
    22,938.32x = 462,541,161.74
  5. Step 5: Solve for x
    x = 462,541,161.74/22,938.32
  6. Step 6: Final answer
    x = 20,164.56

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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.