Home / 27,120.62-37,422.12-15,184.46

Finding the Fourth Proportional to 27,120.62, 37,422.12 and 15,184.46

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Solution

The fourth proportional to 27,120.62, 37,422.12 and 15,184.46 is: 20,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120.62 : 37,422.12 = 15,184.46 : x
  2. Step 2: Convert to fraction form
    27,120.62/37,422.12 = 15,184.46/x
  3. Step 3: Cross multiply
    27,120.62x = 37,422.12 × 15,184.46
  4. Step 4: Simplify right side
    27,120.62x = 568,234,684.26
  5. Step 5: Solve for x
    x = 568,234,684.26/27,120.62
  6. Step 6: Final answer
    x = 20,952.13

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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.