Home / 26,815.43-40,195.08-9,039.95

Finding the Fourth Proportional to 26,815.43, 40,195.08 and 9,039.95

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Solution

The fourth proportional to 26,815.43, 40,195.08 and 9,039.95 is: 13,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815.43 : 40,195.08 = 9,039.95 : x
  2. Step 2: Convert to fraction form
    26,815.43/40,195.08 = 9,039.95/x
  3. Step 3: Cross multiply
    26,815.43x = 40,195.08 × 9,039.95
  4. Step 4: Simplify right side
    26,815.43x = 363,361,463.20
  5. Step 5: Solve for x
    x = 363,361,463.20/26,815.43
  6. Step 6: Final answer
    x = 13,550.46

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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.