Home / 56,132.62-84,212.40-18,693.04

Finding the Fourth Proportional to 56,132.62, 84,212.40 and 18,693.04

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Solution

The fourth proportional to 56,132.62, 84,212.40 and 18,693.04 is: 28,044.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,132.62 : 84,212.40 = 18,693.04 : x
  2. Step 2: Convert to fraction form
    56,132.62/84,212.40 = 18,693.04/x
  3. Step 3: Cross multiply
    56,132.62x = 84,212.40 × 18,693.04
  4. Step 4: Simplify right side
    56,132.62x = 1,574,185,761.70
  5. Step 5: Solve for x
    x = 1,574,185,761.70/56,132.62
  6. Step 6: Final answer
    x = 28,044.05

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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.