Home / 51,958.62-71,702.88-28,085.28

Finding the Fourth Proportional to 51,958.62, 71,702.88 and 28,085.28

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Solution

The fourth proportional to 51,958.62, 71,702.88 and 28,085.28 is: 38,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,958.62 : 71,702.88 = 28,085.28 : x
  2. Step 2: Convert to fraction form
    51,958.62/71,702.88 = 28,085.28/x
  3. Step 3: Cross multiply
    51,958.62x = 71,702.88 × 28,085.28
  4. Step 4: Simplify right side
    51,958.62x = 2,013,795,461.61
  5. Step 5: Solve for x
    x = 2,013,795,461.61/51,958.62
  6. Step 6: Final answer
    x = 38,757.68

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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.