Home / 51,048.92-76,562.64-19,447.98

Finding the Fourth Proportional to 51,048.92, 76,562.64 and 19,447.98

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Solution

The fourth proportional to 51,048.92, 76,562.64 and 19,447.98 is: 29,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,048.92 : 76,562.64 = 19,447.98 : x
  2. Step 2: Convert to fraction form
    51,048.92/76,562.64 = 19,447.98/x
  3. Step 3: Cross multiply
    51,048.92x = 76,562.64 × 19,447.98
  4. Step 4: Simplify right side
    51,048.92x = 1,488,988,691.47
  5. Step 5: Solve for x
    x = 1,488,988,691.47/51,048.92
  6. Step 6: Final answer
    x = 29,167.88

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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.