Home / 63,931.60-95,897.40-28,384.57

Finding the Fourth Proportional to 63,931.60, 95,897.40 and 28,384.57

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Solution

The fourth proportional to 63,931.60, 95,897.40 and 28,384.57 is: 42,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,931.60 : 95,897.40 = 28,384.57 : x
  2. Step 2: Convert to fraction form
    63,931.60/95,897.40 = 28,384.57/x
  3. Step 3: Cross multiply
    63,931.60x = 95,897.40 × 28,384.57
  4. Step 4: Simplify right side
    63,931.60x = 2,722,006,463.12
  5. Step 5: Solve for x
    x = 2,722,006,463.12/63,931.60
  6. Step 6: Final answer
    x = 42,576.86

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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.