Home / 41,215.16-61,910.16-38,815.64

Finding the Fourth Proportional to 41,215.16, 61,910.16 and 38,815.64

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Solution

The fourth proportional to 41,215.16, 61,910.16 and 38,815.64 is: 58,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,215.16 : 61,910.16 = 38,815.64 : x
  2. Step 2: Convert to fraction form
    41,215.16/61,910.16 = 38,815.64/x
  3. Step 3: Cross multiply
    41,215.16x = 61,910.16 × 38,815.64
  4. Step 4: Simplify right side
    41,215.16x = 2,403,082,482.90
  5. Step 5: Solve for x
    x = 2,403,082,482.90/41,215.16
  6. Step 6: Final answer
    x = 58,305.79

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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.