Home / 26,725.80-40,092.33-11,139.78

Finding the Fourth Proportional to 26,725.80, 40,092.33 and 11,139.78

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Solution

The fourth proportional to 26,725.80, 40,092.33 and 11,139.78 is: 16,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.80 : 40,092.33 = 11,139.78 : x
  2. Step 2: Convert to fraction form
    26,725.80/40,092.33 = 11,139.78/x
  3. Step 3: Cross multiply
    26,725.80x = 40,092.33 × 11,139.78
  4. Step 4: Simplify right side
    26,725.80x = 446,619,735.89
  5. Step 5: Solve for x
    x = 446,619,735.89/26,725.80
  6. Step 6: Final answer
    x = 16,711.18

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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.