Home / 35,589.14-49,115.14-20,481.47

Finding the Fourth Proportional to 35,589.14, 49,115.14 and 20,481.47

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Solution

The fourth proportional to 35,589.14, 49,115.14 and 20,481.47 is: 28,265.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,589.14 : 49,115.14 = 20,481.47 : x
  2. Step 2: Convert to fraction form
    35,589.14/49,115.14 = 20,481.47/x
  3. Step 3: Cross multiply
    35,589.14x = 49,115.14 × 20,481.47
  4. Step 4: Simplify right side
    35,589.14x = 1,005,950,286.84
  5. Step 5: Solve for x
    x = 1,005,950,286.84/35,589.14
  6. Step 6: Final answer
    x = 28,265.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.