Home / 26,753.31-40,134.51-13,432.65

Finding the Fourth Proportional to 26,753.31, 40,134.51 and 13,432.65

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Solution

The fourth proportional to 26,753.31, 40,134.51 and 13,432.65 is: 20,151.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,753.31 : 40,134.51 = 13,432.65 : x
  2. Step 2: Convert to fraction form
    26,753.31/40,134.51 = 13,432.65/x
  3. Step 3: Cross multiply
    26,753.31x = 40,134.51 × 13,432.65
  4. Step 4: Simplify right side
    26,753.31x = 539,112,825.75
  5. Step 5: Solve for x
    x = 539,112,825.75/26,753.31
  6. Step 6: Final answer
    x = 20,151.26

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1.5x scale

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.