Home / 32,781.29-49,170.62-9,407.72

Finding the Fourth Proportional to 32,781.29, 49,170.62 and 9,407.72

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Solution

The fourth proportional to 32,781.29, 49,170.62 and 9,407.72 is: 14,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,781.29 : 49,170.62 = 9,407.72 : x
  2. Step 2: Convert to fraction form
    32,781.29/49,170.62 = 9,407.72/x
  3. Step 3: Cross multiply
    32,781.29x = 49,170.62 × 9,407.72
  4. Step 4: Simplify right side
    32,781.29x = 462,583,132.29
  5. Step 5: Solve for x
    x = 462,583,132.29/32,781.29
  6. Step 6: Final answer
    x = 14,111.20

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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.