Home / 36,278.49-54,438.74-15,216.65

Finding the Fourth Proportional to 36,278.49, 54,438.74 and 15,216.65

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Solution

The fourth proportional to 36,278.49, 54,438.74 and 15,216.65 is: 22,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.49 : 54,438.74 = 15,216.65 : x
  2. Step 2: Convert to fraction form
    36,278.49/54,438.74 = 15,216.65/x
  3. Step 3: Cross multiply
    36,278.49x = 54,438.74 × 15,216.65
  4. Step 4: Simplify right side
    36,278.49x = 828,375,154.97
  5. Step 5: Solve for x
    x = 828,375,154.97/36,278.49
  6. Step 6: Final answer
    x = 22,833.79

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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.