Home / 51,424.20-77,141.97-16,355.66

Finding the Fourth Proportional to 51,424.20, 77,141.97 and 16,355.66

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Solution

The fourth proportional to 51,424.20, 77,141.97 and 16,355.66 is: 24,535.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,424.20 : 77,141.97 = 16,355.66 : x
  2. Step 2: Convert to fraction form
    51,424.20/77,141.97 = 16,355.66/x
  3. Step 3: Cross multiply
    51,424.20x = 77,141.97 × 16,355.66
  4. Step 4: Simplify right side
    51,424.20x = 1,261,707,447.34
  5. Step 5: Solve for x
    x = 1,261,707,447.34/51,424.20
  6. Step 6: Final answer
    x = 24,535.29

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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.