Home / 26,781.18-40,162.02-9,006.54

Finding the Fourth Proportional to 26,781.18, 40,162.02 and 9,006.54

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Solution

The fourth proportional to 26,781.18, 40,162.02 and 9,006.54 is: 13,506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,781.18 : 40,162.02 = 9,006.54 : x
  2. Step 2: Convert to fraction form
    26,781.18/40,162.02 = 9,006.54/x
  3. Step 3: Cross multiply
    26,781.18x = 40,162.02 × 9,006.54
  4. Step 4: Simplify right side
    26,781.18x = 361,720,839.61
  5. Step 5: Solve for x
    x = 361,720,839.61/26,781.18
  6. Step 6: Final answer
    x = 13,506.53

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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.