Home / 32,712.57-49,077.90-11,657.43

Finding the Fourth Proportional to 32,712.57, 49,077.90 and 11,657.43

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Solution

The fourth proportional to 32,712.57, 49,077.90 and 11,657.43 is: 17,489.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,712.57 : 49,077.90 = 11,657.43 : x
  2. Step 2: Convert to fraction form
    32,712.57/49,077.90 = 11,657.43/x
  3. Step 3: Cross multiply
    32,712.57x = 49,077.90 × 11,657.43
  4. Step 4: Simplify right side
    32,712.57x = 572,122,183.80
  5. Step 5: Solve for x
    x = 572,122,183.80/32,712.57
  6. Step 6: Final answer
    x = 17,489.37

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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.