Home / 26,372.76-36,395.28-15,043.92

Finding the Fourth Proportional to 26,372.76, 36,395.28 and 15,043.92

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Solution

The fourth proportional to 26,372.76, 36,395.28 and 15,043.92 is: 20,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,372.76 : 36,395.28 = 15,043.92 : x
  2. Step 2: Convert to fraction form
    26,372.76/36,395.28 = 15,043.92/x
  3. Step 3: Cross multiply
    26,372.76x = 36,395.28 × 15,043.92
  4. Step 4: Simplify right side
    26,372.76x = 547,527,680.70
  5. Step 5: Solve for x
    x = 547,527,680.70/26,372.76
  6. Step 6: Final answer
    x = 20,761.11

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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.