Home / 27,694.04-38,217.18-15,119

Finding the Fourth Proportional to 27,694.04, 38,217.18 and 15,119

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Solution

The fourth proportional to 27,694.04, 38,217.18 and 15,119 is: 20,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,694.04 : 38,217.18 = 15,119 : x
  2. Step 2: Convert to fraction form
    27,694.04/38,217.18 = 15,119/x
  3. Step 3: Cross multiply
    27,694.04x = 38,217.18 × 15,119
  4. Step 4: Simplify right side
    27,694.04x = 577,805,544.42
  5. Step 5: Solve for x
    x = 577,805,544.42/27,694.04
  6. Step 6: Final answer
    x = 20,863.90

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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.