Home / 27,065.28-37,348.68-15,126.28

Finding the Fourth Proportional to 27,065.28, 37,348.68 and 15,126.28

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Solution

The fourth proportional to 27,065.28, 37,348.68 and 15,126.28 is: 20,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,065.28 : 37,348.68 = 15,126.28 : x
  2. Step 2: Convert to fraction form
    27,065.28/37,348.68 = 15,126.28/x
  3. Step 3: Cross multiply
    27,065.28x = 37,348.68 × 15,126.28
  4. Step 4: Simplify right side
    27,065.28x = 564,946,591.31
  5. Step 5: Solve for x
    x = 564,946,591.31/27,065.28
  6. Step 6: Final answer
    x = 20,873.48

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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.