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Finding the Fourth Proportional to 32,752.03, 49,138.43 and 11,691.61

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Solution

The fourth proportional to 32,752.03, 49,138.43 and 11,691.61 is: 17,541.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,752.03 : 49,138.43 = 11,691.61 : x
  2. Step 2: Convert to fraction form
    32,752.03/49,138.43 = 11,691.61/x
  3. Step 3: Cross multiply
    32,752.03x = 49,138.43 × 11,691.61
  4. Step 4: Simplify right side
    32,752.03x = 574,507,070.04
  5. Step 5: Solve for x
    x = 574,507,070.04/32,752.03
  6. Step 6: Final answer
    x = 17,541.12

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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.