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Finding the Fourth Proportional to 15,302.89, 22,952.18 and 4,913.29

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Solution

The fourth proportional to 15,302.89, 22,952.18 and 4,913.29 is: 7,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,302.89 : 22,952.18 = 4,913.29 : x
  2. Step 2: Convert to fraction form
    15,302.89/22,952.18 = 4,913.29/x
  3. Step 3: Cross multiply
    15,302.89x = 22,952.18 × 4,913.29
  4. Step 4: Simplify right side
    15,302.89x = 112,770,691.91
  5. Step 5: Solve for x
    x = 112,770,691.91/15,302.89
  6. Step 6: Final answer
    x = 7,369.24

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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.