Home / 27,609.39-38,100.78-15,034.14

Finding the Fourth Proportional to 27,609.39, 38,100.78 and 15,034.14

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Solution

The fourth proportional to 27,609.39, 38,100.78 and 15,034.14 is: 20,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,609.39 : 38,100.78 = 15,034.14 : x
  2. Step 2: Convert to fraction form
    27,609.39/38,100.78 = 15,034.14/x
  3. Step 3: Cross multiply
    27,609.39x = 38,100.78 × 15,034.14
  4. Step 4: Simplify right side
    27,609.39x = 572,812,460.63
  5. Step 5: Solve for x
    x = 572,812,460.63/27,609.39
  6. Step 6: Final answer
    x = 20,747.02

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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.