Home / 26,452.46-36,506.15-18,491.78

Finding the Fourth Proportional to 26,452.46, 36,506.15 and 18,491.78

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Solution

The fourth proportional to 26,452.46, 36,506.15 and 18,491.78 is: 25,519.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,452.46 : 36,506.15 = 18,491.78 : x
  2. Step 2: Convert to fraction form
    26,452.46/36,506.15 = 18,491.78/x
  3. Step 3: Cross multiply
    26,452.46x = 36,506.15 × 18,491.78
  4. Step 4: Simplify right side
    26,452.46x = 675,063,419.46
  5. Step 5: Solve for x
    x = 675,063,419.46/26,452.46
  6. Step 6: Final answer
    x = 25,519.88

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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.