Home / 51,672.19-77,508.70-14,234.33

Finding the Fourth Proportional to 51,672.19, 77,508.70 and 14,234.33

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Solution

The fourth proportional to 51,672.19, 77,508.70 and 14,234.33 is: 21,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,672.19 : 77,508.70 = 14,234.33 : x
  2. Step 2: Convert to fraction form
    51,672.19/77,508.70 = 14,234.33/x
  3. Step 3: Cross multiply
    51,672.19x = 77,508.70 × 14,234.33
  4. Step 4: Simplify right side
    51,672.19x = 1,103,284,061.71
  5. Step 5: Solve for x
    x = 1,103,284,061.71/51,672.19
  6. Step 6: Final answer
    x = 21,351.60

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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.