Home / 43,850.97-65,779.86-15,774.65

Finding the Fourth Proportional to 43,850.97, 65,779.86 and 15,774.65

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Solution

The fourth proportional to 43,850.97, 65,779.86 and 15,774.65 is: 23,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,850.97 : 65,779.86 = 15,774.65 : x
  2. Step 2: Convert to fraction form
    43,850.97/65,779.86 = 15,774.65/x
  3. Step 3: Cross multiply
    43,850.97x = 65,779.86 × 15,774.65
  4. Step 4: Simplify right side
    43,850.97x = 1,037,654,245.48
  5. Step 5: Solve for x
    x = 1,037,654,245.48/43,850.97
  6. Step 6: Final answer
    x = 23,663.20

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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.