Home / 63,890.20-95,853.80-26,443.36

Finding the Fourth Proportional to 63,890.20, 95,853.80 and 26,443.36

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Solution

The fourth proportional to 63,890.20, 95,853.80 and 26,443.36 is: 39,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,890.20 : 95,853.80 = 26,443.36 : x
  2. Step 2: Convert to fraction form
    63,890.20/95,853.80 = 26,443.36/x
  3. Step 3: Cross multiply
    63,890.20x = 95,853.80 × 26,443.36
  4. Step 4: Simplify right side
    63,890.20x = 2,534,696,540.77
  5. Step 5: Solve for x
    x = 2,534,696,540.77/63,890.20
  6. Step 6: Final answer
    x = 39,672.70

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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.