Home / 27,609.93-38,102.13-15,034.68

Finding the Fourth Proportional to 27,609.93, 38,102.13 and 15,034.68

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Solution

The fourth proportional to 27,609.93, 38,102.13 and 15,034.68 is: 20,748.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,609.93 : 38,102.13 = 15,034.68 : x
  2. Step 2: Convert to fraction form
    27,609.93/38,102.13 = 15,034.68/x
  3. Step 3: Cross multiply
    27,609.93x = 38,102.13 × 15,034.68
  4. Step 4: Simplify right side
    27,609.93x = 572,853,331.87
  5. Step 5: Solve for x
    x = 572,853,331.87/27,609.93
  6. Step 6: Final answer
    x = 20,748.09

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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.