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Finding the Fourth Proportional to 15,153.52, 22,729.92 and 4,623.52

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Solution

The fourth proportional to 15,153.52, 22,729.92 and 4,623.52 is: 6,935.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,153.52 : 22,729.92 = 4,623.52 : x
  2. Step 2: Convert to fraction form
    15,153.52/22,729.92 = 4,623.52/x
  3. Step 3: Cross multiply
    15,153.52x = 22,729.92 × 4,623.52
  4. Step 4: Simplify right side
    15,153.52x = 105,092,239.72
  5. Step 5: Solve for x
    x = 105,092,239.72/15,153.52
  6. Step 6: Final answer
    x = 6,935.17

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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.