Home / 27,217.87-40,816.31-10,575.71

Finding the Fourth Proportional to 27,217.87, 40,816.31 and 10,575.71

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Solution

The fourth proportional to 27,217.87, 40,816.31 and 10,575.71 is: 15,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.87 : 40,816.31 = 10,575.71 : x
  2. Step 2: Convert to fraction form
    27,217.87/40,816.31 = 10,575.71/x
  3. Step 3: Cross multiply
    27,217.87x = 40,816.31 × 10,575.71
  4. Step 4: Simplify right side
    27,217.87x = 431,661,353.93
  5. Step 5: Solve for x
    x = 431,661,353.93/27,217.87
  6. Step 6: Final answer
    x = 15,859.48

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1.5x scale

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.