Home / 51,704.52-77,557.08-18,425.87

Finding the Fourth Proportional to 51,704.52, 77,557.08 and 18,425.87

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Solution

The fourth proportional to 51,704.52, 77,557.08 and 18,425.87 is: 27,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,704.52 : 77,557.08 = 18,425.87 : x
  2. Step 2: Convert to fraction form
    51,704.52/77,557.08 = 18,425.87/x
  3. Step 3: Cross multiply
    51,704.52x = 77,557.08 × 18,425.87
  4. Step 4: Simplify right side
    51,704.52x = 1,429,056,285.87
  5. Step 5: Solve for x
    x = 1,429,056,285.87/51,704.52
  6. Step 6: Final answer
    x = 27,638.90

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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.