Home / 27,218.12-40,816.68-10,575.96

Finding the Fourth Proportional to 27,218.12, 40,816.68 and 10,575.96

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Solution

The fourth proportional to 27,218.12, 40,816.68 and 10,575.96 is: 15,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218.12 : 40,816.68 = 10,575.96 : x
  2. Step 2: Convert to fraction form
    27,218.12/40,816.68 = 10,575.96/x
  3. Step 3: Cross multiply
    27,218.12x = 40,816.68 × 10,575.96
  4. Step 4: Simplify right side
    27,218.12x = 431,675,575.01
  5. Step 5: Solve for x
    x = 431,675,575.01/27,218.12
  6. Step 6: Final answer
    x = 15,859.86

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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.