Home / 43,877.32-65,825.88-13,893.38

Finding the Fourth Proportional to 43,877.32, 65,825.88 and 13,893.38

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Solution

The fourth proportional to 43,877.32, 65,825.88 and 13,893.38 is: 20,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,877.32 : 65,825.88 = 13,893.38 : x
  2. Step 2: Convert to fraction form
    43,877.32/65,825.88 = 13,893.38/x
  3. Step 3: Cross multiply
    43,877.32x = 65,825.88 × 13,893.38
  4. Step 4: Simplify right side
    43,877.32x = 914,543,635.55
  5. Step 5: Solve for x
    x = 914,543,635.55/43,877.32
  6. Step 6: Final answer
    x = 20,843.20

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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.