Home / 51,566.72-77,350.13-14,127.11

Finding the Fourth Proportional to 51,566.72, 77,350.13 and 14,127.11

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Solution

The fourth proportional to 51,566.72, 77,350.13 and 14,127.11 is: 21,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,566.72 : 77,350.13 = 14,127.11 : x
  2. Step 2: Convert to fraction form
    51,566.72/77,350.13 = 14,127.11/x
  3. Step 3: Cross multiply
    51,566.72x = 77,350.13 × 14,127.11
  4. Step 4: Simplify right side
    51,566.72x = 1,092,733,795.02
  5. Step 5: Solve for x
    x = 1,092,733,795.02/51,566.72
  6. Step 6: Final answer
    x = 21,190.68

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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.