Home / 41,768.64-62,646.60-13,691.64

Finding the Fourth Proportional to 41,768.64, 62,646.60 and 13,691.64

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Solution

The fourth proportional to 41,768.64, 62,646.60 and 13,691.64 is: 20,535.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,768.64 : 62,646.60 = 13,691.64 : x
  2. Step 2: Convert to fraction form
    41,768.64/62,646.60 = 13,691.64/x
  3. Step 3: Cross multiply
    41,768.64x = 62,646.60 × 13,691.64
  4. Step 4: Simplify right side
    41,768.64x = 857,734,694.42
  5. Step 5: Solve for x
    x = 857,734,694.42/41,768.64
  6. Step 6: Final answer
    x = 20,535.38

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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.