Home / 26,047.91-35,917.17-18,863.61

Finding the Fourth Proportional to 26,047.91, 35,917.17 and 18,863.61

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Solution

The fourth proportional to 26,047.91, 35,917.17 and 18,863.61 is: 26,010.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,047.91 : 35,917.17 = 18,863.61 : x
  2. Step 2: Convert to fraction form
    26,047.91/35,917.17 = 18,863.61/x
  3. Step 3: Cross multiply
    26,047.91x = 35,917.17 × 18,863.61
  4. Step 4: Simplify right side
    26,047.91x = 677,527,487.18
  5. Step 5: Solve for x
    x = 677,527,487.18/26,047.91
  6. Step 6: Final answer
    x = 26,010.82

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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.