Home / 27,115.96-37,422.36-15,179.11

Finding the Fourth Proportional to 27,115.96, 37,422.36 and 15,179.11

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Solution

The fourth proportional to 27,115.96, 37,422.36 and 15,179.11 is: 20,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,115.96 : 37,422.36 = 15,179.11 : x
  2. Step 2: Convert to fraction form
    27,115.96/37,422.36 = 15,179.11/x
  3. Step 3: Cross multiply
    27,115.96x = 37,422.36 × 15,179.11
  4. Step 4: Simplify right side
    27,115.96x = 568,038,118.90
  5. Step 5: Solve for x
    x = 568,038,118.90/27,115.96
  6. Step 6: Final answer
    x = 20,948.48

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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.