Home / 51,472.47-77,221.19-16,412.09

Finding the Fourth Proportional to 51,472.47, 77,221.19 and 16,412.09

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Solution

The fourth proportional to 51,472.47, 77,221.19 and 16,412.09 is: 24,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,472.47 : 77,221.19 = 16,412.09 : x
  2. Step 2: Convert to fraction form
    51,472.47/77,221.19 = 16,412.09/x
  3. Step 3: Cross multiply
    51,472.47x = 77,221.19 × 16,412.09
  4. Step 4: Simplify right side
    51,472.47x = 1,267,361,120.19
  5. Step 5: Solve for x
    x = 1,267,361,120.19/51,472.47
  6. Step 6: Final answer
    x = 24,622.12

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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.