Home / 51,566.75-77,350.20-14,127.15

Finding the Fourth Proportional to 51,566.75, 77,350.20 and 14,127.15

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Solution

The fourth proportional to 51,566.75, 77,350.20 and 14,127.15 is: 21,190.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,566.75 : 77,350.20 = 14,127.15 : x
  2. Step 2: Convert to fraction form
    51,566.75/77,350.20 = 14,127.15/x
  3. Step 3: Cross multiply
    51,566.75x = 77,350.20 × 14,127.15
  4. Step 4: Simplify right side
    51,566.75x = 1,092,737,877.93
  5. Step 5: Solve for x
    x = 1,092,737,877.93/51,566.75
  6. Step 6: Final answer
    x = 21,190.74

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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.