Home / 49,591.38-74,396.16-16,320.90

Finding the Fourth Proportional to 49,591.38, 74,396.16 and 16,320.90

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Solution

The fourth proportional to 49,591.38, 74,396.16 and 16,320.90 is: 24,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,591.38 : 74,396.16 = 16,320.90 : x
  2. Step 2: Convert to fraction form
    49,591.38/74,396.16 = 16,320.90/x
  3. Step 3: Cross multiply
    49,591.38x = 74,396.16 × 16,320.90
  4. Step 4: Simplify right side
    49,591.38x = 1,214,212,287.74
  5. Step 5: Solve for x
    x = 1,214,212,287.74/49,591.38
  6. Step 6: Final answer
    x = 24,484.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.