Home / 52,930.19-73,043.37-28,731.65

Finding the Fourth Proportional to 52,930.19, 73,043.37 and 28,731.65

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Solution

The fourth proportional to 52,930.19, 73,043.37 and 28,731.65 is: 39,649.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,930.19 : 73,043.37 = 28,731.65 : x
  2. Step 2: Convert to fraction form
    52,930.19/73,043.37 = 28,731.65/x
  3. Step 3: Cross multiply
    52,930.19x = 73,043.37 × 28,731.65
  4. Step 4: Simplify right side
    52,930.19x = 2,098,656,176.44
  5. Step 5: Solve for x
    x = 2,098,656,176.44/52,930.19
  6. Step 6: Final answer
    x = 39,649.51

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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.