Home / 26,732.43-40,080.42-13,559.40

Finding the Fourth Proportional to 26,732.43, 40,080.42 and 13,559.40

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Solution

The fourth proportional to 26,732.43, 40,080.42 and 13,559.40 is: 20,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,732.43 : 40,080.42 = 13,559.40 : x
  2. Step 2: Convert to fraction form
    26,732.43/40,080.42 = 13,559.40/x
  3. Step 3: Cross multiply
    26,732.43x = 40,080.42 × 13,559.40
  4. Step 4: Simplify right side
    26,732.43x = 543,466,446.95
  5. Step 5: Solve for x
    x = 543,466,446.95/26,732.43
  6. Step 6: Final answer
    x = 20,329.86

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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.