Home / 26,004.12-35,874.11-15,387.61

Finding the Fourth Proportional to 26,004.12, 35,874.11 and 15,387.61

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Solution

The fourth proportional to 26,004.12, 35,874.11 and 15,387.61 is: 21,228.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.12 : 35,874.11 = 15,387.61 : x
  2. Step 2: Convert to fraction form
    26,004.12/35,874.11 = 15,387.61/x
  3. Step 3: Cross multiply
    26,004.12x = 35,874.11 × 15,387.61
  4. Step 4: Simplify right side
    26,004.12x = 552,016,557.47
  5. Step 5: Solve for x
    x = 552,016,557.47/26,004.12
  6. Step 6: Final answer
    x = 21,228.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.