Home / 27,591.75-38,076.62-15,016.59

Finding the Fourth Proportional to 27,591.75, 38,076.62 and 15,016.59

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Solution

The fourth proportional to 27,591.75, 38,076.62 and 15,016.59 is: 20,722.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,591.75 : 38,076.62 = 15,016.59 : x
  2. Step 2: Convert to fraction form
    27,591.75/38,076.62 = 15,016.59/x
  3. Step 3: Cross multiply
    27,591.75x = 38,076.62 × 15,016.59
  4. Step 4: Simplify right side
    27,591.75x = 571,780,916.04
  5. Step 5: Solve for x
    x = 571,780,916.04/27,591.75
  6. Step 6: Final answer
    x = 20,722.89

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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.