Home / 43,870.06-65,765.24-22,785.42

Finding the Fourth Proportional to 43,870.06, 65,765.24 and 22,785.42

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Solution

The fourth proportional to 43,870.06, 65,765.24 and 22,785.42 is: 34,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,870.06 : 65,765.24 = 22,785.42 : x
  2. Step 2: Convert to fraction form
    43,870.06/65,765.24 = 22,785.42/x
  3. Step 3: Cross multiply
    43,870.06x = 65,765.24 × 22,785.42
  4. Step 4: Simplify right side
    43,870.06x = 1,498,488,614.80
  5. Step 5: Solve for x
    x = 1,498,488,614.80/43,870.06
  6. Step 6: Final answer
    x = 34,157.43

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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.