Home / 43,414.20-65,126.18-13,824.92

Finding the Fourth Proportional to 43,414.20, 65,126.18 and 13,824.92

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Solution

The fourth proportional to 43,414.20, 65,126.18 and 13,824.92 is: 20,738.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,414.20 : 65,126.18 = 13,824.92 : x
  2. Step 2: Convert to fraction form
    43,414.20/65,126.18 = 13,824.92/x
  3. Step 3: Cross multiply
    43,414.20x = 65,126.18 × 13,824.92
  4. Step 4: Simplify right side
    43,414.20x = 900,364,228.41
  5. Step 5: Solve for x
    x = 900,364,228.41/43,414.20
  6. Step 6: Final answer
    x = 20,738.93

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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.