Home / 48,711.38-73,067.13-11,775.38

Finding the Fourth Proportional to 48,711.38, 73,067.13 and 11,775.38

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Solution

The fourth proportional to 48,711.38, 73,067.13 and 11,775.38 is: 17,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,711.38 : 73,067.13 = 11,775.38 : x
  2. Step 2: Convert to fraction form
    48,711.38/73,067.13 = 11,775.38/x
  3. Step 3: Cross multiply
    48,711.38x = 73,067.13 × 11,775.38
  4. Step 4: Simplify right side
    48,711.38x = 860,392,855.92
  5. Step 5: Solve for x
    x = 860,392,855.92/48,711.38
  6. Step 6: Final answer
    x = 17,663.08

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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.