Home / 26,711.76-40,101.60-21,791.04

Finding the Fourth Proportional to 26,711.76, 40,101.60 and 21,791.04

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Solution

The fourth proportional to 26,711.76, 40,101.60 and 21,791.04 is: 32,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,711.76 : 40,101.60 = 21,791.04 : x
  2. Step 2: Convert to fraction form
    26,711.76/40,101.60 = 21,791.04/x
  3. Step 3: Cross multiply
    26,711.76x = 40,101.60 × 21,791.04
  4. Step 4: Simplify right side
    26,711.76x = 873,855,569.66
  5. Step 5: Solve for x
    x = 873,855,569.66/26,711.76
  6. Step 6: Final answer
    x = 32,714.26

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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.