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Finding the Fourth Proportional to 32,405.91, 44,720.16 and 17,501.91

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Solution

The fourth proportional to 32,405.91, 44,720.16 and 17,501.91 is: 24,152.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,405.91 : 44,720.16 = 17,501.91 : x
  2. Step 2: Convert to fraction form
    32,405.91/44,720.16 = 17,501.91/x
  3. Step 3: Cross multiply
    32,405.91x = 44,720.16 × 17,501.91
  4. Step 4: Simplify right side
    32,405.91x = 782,687,982.17
  5. Step 5: Solve for x
    x = 782,687,982.17/32,405.91
  6. Step 6: Final answer
    x = 24,152.63

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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.