Home / 41,772.53-62,664.76-13,686.58

Finding the Fourth Proportional to 41,772.53, 62,664.76 and 13,686.58

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Solution

The fourth proportional to 41,772.53, 62,664.76 and 13,686.58 is: 20,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,772.53 : 62,664.76 = 13,686.58 : x
  2. Step 2: Convert to fraction form
    41,772.53/62,664.76 = 13,686.58/x
  3. Step 3: Cross multiply
    41,772.53x = 62,664.76 × 13,686.58
  4. Step 4: Simplify right side
    41,772.53x = 857,666,250.92
  5. Step 5: Solve for x
    x = 857,666,250.92/41,772.53
  6. Step 6: Final answer
    x = 20,531.82

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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.