Home / 52,930.18-73,043.33-28,731.62

Finding the Fourth Proportional to 52,930.18, 73,043.33 and 28,731.62

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Solution

The fourth proportional to 52,930.18, 73,043.33 and 28,731.62 is: 39,649.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,930.18 : 73,043.33 = 28,731.62 : x
  2. Step 2: Convert to fraction form
    52,930.18/73,043.33 = 28,731.62/x
  3. Step 3: Cross multiply
    52,930.18x = 73,043.33 × 28,731.62
  4. Step 4: Simplify right side
    52,930.18x = 2,098,653,455.53
  5. Step 5: Solve for x
    x = 2,098,653,455.53/52,930.18
  6. Step 6: Final answer
    x = 39,649.47

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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.