Home / 27,609.72-38,101.46-15,034.52

Finding the Fourth Proportional to 27,609.72, 38,101.46 and 15,034.52

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Solution

The fourth proportional to 27,609.72, 38,101.46 and 15,034.52 is: 20,747.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,609.72 : 38,101.46 = 15,034.52 : x
  2. Step 2: Convert to fraction form
    27,609.72/38,101.46 = 15,034.52/x
  3. Step 3: Cross multiply
    27,609.72x = 38,101.46 × 15,034.52
  4. Step 4: Simplify right side
    27,609.72x = 572,837,162.40
  5. Step 5: Solve for x
    x = 572,837,162.40/27,609.72
  6. Step 6: Final answer
    x = 20,747.66

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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.