Home / 43,920.82-65,884.16-15,454.38

Finding the Fourth Proportional to 43,920.82, 65,884.16 and 15,454.38

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Solution

The fourth proportional to 43,920.82, 65,884.16 and 15,454.38 is: 23,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,920.82 : 65,884.16 = 15,454.38 : x
  2. Step 2: Convert to fraction form
    43,920.82/65,884.16 = 15,454.38/x
  3. Step 3: Cross multiply
    43,920.82x = 65,884.16 × 15,454.38
  4. Step 4: Simplify right side
    43,920.82x = 1,018,198,883.26
  5. Step 5: Solve for x
    x = 1,018,198,883.26/43,920.82
  6. Step 6: Final answer
    x = 23,182.60

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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.