Home / 43,546.68-65,209.23-28,710.59

Finding the Fourth Proportional to 43,546.68, 65,209.23 and 28,710.59

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Solution

The fourth proportional to 43,546.68, 65,209.23 and 28,710.59 is: 42,992.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,546.68 : 65,209.23 = 28,710.59 : x
  2. Step 2: Convert to fraction form
    43,546.68/65,209.23 = 28,710.59/x
  3. Step 3: Cross multiply
    43,546.68x = 65,209.23 × 28,710.59
  4. Step 4: Simplify right side
    43,546.68x = 1,872,195,140.70
  5. Step 5: Solve for x
    x = 1,872,195,140.70/43,546.68
  6. Step 6: Final answer
    x = 42,992.83

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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.