Home / 47,729.85-65,836.94-29,324.90

Finding the Fourth Proportional to 47,729.85, 65,836.94 and 29,324.90

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Solution

The fourth proportional to 47,729.85, 65,836.94 and 29,324.90 is: 40,449.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,729.85 : 65,836.94 = 29,324.90 : x
  2. Step 2: Convert to fraction form
    47,729.85/65,836.94 = 29,324.90/x
  3. Step 3: Cross multiply
    47,729.85x = 65,836.94 × 29,324.90
  4. Step 4: Simplify right side
    47,729.85x = 1,930,661,206.00
  5. Step 5: Solve for x
    x = 1,930,661,206.00/47,729.85
  6. Step 6: Final answer
    x = 40,449.76

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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.