Home / 51,532.62-71,098.83-28,868.55

Finding the Fourth Proportional to 51,532.62, 71,098.83 and 28,868.55

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Solution

The fourth proportional to 51,532.62, 71,098.83 and 28,868.55 is: 39,829.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,532.62 : 71,098.83 = 28,868.55 : x
  2. Step 2: Convert to fraction form
    51,532.62/71,098.83 = 28,868.55/x
  3. Step 3: Cross multiply
    51,532.62x = 71,098.83 × 28,868.55
  4. Step 4: Simplify right side
    51,532.62x = 2,052,520,128.80
  5. Step 5: Solve for x
    x = 2,052,520,128.80/51,532.62
  6. Step 6: Final answer
    x = 39,829.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.