Home / 45,909.92-68,901.78-23,729.79

Finding the Fourth Proportional to 45,909.92, 68,901.78 and 23,729.79

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Solution

The fourth proportional to 45,909.92, 68,901.78 and 23,729.79 is: 35,613.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,909.92 : 68,901.78 = 23,729.79 : x
  2. Step 2: Convert to fraction form
    45,909.92/68,901.78 = 23,729.79/x
  3. Step 3: Cross multiply
    45,909.92x = 68,901.78 × 23,729.79
  4. Step 4: Simplify right side
    45,909.92x = 1,635,024,770.03
  5. Step 5: Solve for x
    x = 1,635,024,770.03/45,909.92
  6. Step 6: Final answer
    x = 35,613.76

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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.