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Finding the Fourth Proportional to 22,693.71, 31,324.14 and 14,737.08

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Solution

The fourth proportional to 22,693.71, 31,324.14 and 14,737.08 is: 20,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,693.71 : 31,324.14 = 14,737.08 : x
  2. Step 2: Convert to fraction form
    22,693.71/31,324.14 = 14,737.08/x
  3. Step 3: Cross multiply
    22,693.71x = 31,324.14 × 14,737.08
  4. Step 4: Simplify right side
    22,693.71x = 461,626,357.11
  5. Step 5: Solve for x
    x = 461,626,357.11/22,693.71
  6. Step 6: Final answer
    x = 20,341.60

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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.