Home / 55,397.76-83,096.78-22,120.53

Finding the Fourth Proportional to 55,397.76, 83,096.78 and 22,120.53

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Solution

The fourth proportional to 55,397.76, 83,096.78 and 22,120.53 is: 33,180.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,397.76 : 83,096.78 = 22,120.53 : x
  2. Step 2: Convert to fraction form
    55,397.76/83,096.78 = 22,120.53/x
  3. Step 3: Cross multiply
    55,397.76x = 83,096.78 × 22,120.53
  4. Step 4: Simplify right side
    55,397.76x = 1,838,144,704.29
  5. Step 5: Solve for x
    x = 1,838,144,704.29/55,397.76
  6. Step 6: Final answer
    x = 33,180.85

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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.