Home / 51,704.18-77,553.19-18,422.48

Finding the Fourth Proportional to 51,704.18, 77,553.19 and 18,422.48

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Solution

The fourth proportional to 51,704.18, 77,553.19 and 18,422.48 is: 27,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,704.18 : 77,553.19 = 18,422.48 : x
  2. Step 2: Convert to fraction form
    51,704.18/77,553.19 = 18,422.48/x
  3. Step 3: Cross multiply
    51,704.18x = 77,553.19 × 18,422.48
  4. Step 4: Simplify right side
    51,704.18x = 1,428,722,091.71
  5. Step 5: Solve for x
    x = 1,428,722,091.71/51,704.18
  6. Step 6: Final answer
    x = 27,632.62

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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.