Home / 43,434.80-65,139.20-22,646.96

Finding the Fourth Proportional to 43,434.80, 65,139.20 and 22,646.96

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Solution

The fourth proportional to 43,434.80, 65,139.20 and 22,646.96 is: 33,963.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,434.80 : 65,139.20 = 22,646.96 : x
  2. Step 2: Convert to fraction form
    43,434.80/65,139.20 = 22,646.96/x
  3. Step 3: Cross multiply
    43,434.80x = 65,139.20 × 22,646.96
  4. Step 4: Simplify right side
    43,434.80x = 1,475,204,856.83
  5. Step 5: Solve for x
    x = 1,475,204,856.83/43,434.80
  6. Step 6: Final answer
    x = 33,963.66

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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.