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Finding the Fourth Proportional to 41,561.30, 62,329.80 and 14,904.20

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Solution

The fourth proportional to 41,561.30, 62,329.80 and 14,904.20 is: 22,351.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,561.30 : 62,329.80 = 14,904.20 : x
  2. Step 2: Convert to fraction form
    41,561.30/62,329.80 = 14,904.20/x
  3. Step 3: Cross multiply
    41,561.30x = 62,329.80 × 14,904.20
  4. Step 4: Simplify right side
    41,561.30x = 928,975,805.16
  5. Step 5: Solve for x
    x = 928,975,805.16/41,561.30
  6. Step 6: Final answer
    x = 22,351.94

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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.