Home / 49,711.01-68,604.15-28,491.65

Finding the Fourth Proportional to 49,711.01, 68,604.15 and 28,491.65

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Solution

The fourth proportional to 49,711.01, 68,604.15 and 28,491.65 is: 39,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,711.01 : 68,604.15 = 28,491.65 : x
  2. Step 2: Convert to fraction form
    49,711.01/68,604.15 = 28,491.65/x
  3. Step 3: Cross multiply
    49,711.01x = 68,604.15 × 28,491.65
  4. Step 4: Simplify right side
    49,711.01x = 1,954,644,944.87
  5. Step 5: Solve for x
    x = 1,954,644,944.87/49,711.01
  6. Step 6: Final answer
    x = 39,320.16

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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.