Home / 26,539.17-39,781.05-9,891.96

Finding the Fourth Proportional to 26,539.17, 39,781.05 and 9,891.96

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Solution

The fourth proportional to 26,539.17, 39,781.05 and 9,891.96 is: 14,827.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,539.17 : 39,781.05 = 9,891.96 : x
  2. Step 2: Convert to fraction form
    26,539.17/39,781.05 = 9,891.96/x
  3. Step 3: Cross multiply
    26,539.17x = 39,781.05 × 9,891.96
  4. Step 4: Simplify right side
    26,539.17x = 393,512,555.36
  5. Step 5: Solve for x
    x = 393,512,555.36/26,539.17
  6. Step 6: Final answer
    x = 14,827.61

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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.