Home / 27,824.14-38,399.12-15,248.88

Finding the Fourth Proportional to 27,824.14, 38,399.12 and 15,248.88

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Solution

The fourth proportional to 27,824.14, 38,399.12 and 15,248.88 is: 21,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.14 : 38,399.12 = 15,248.88 : x
  2. Step 2: Convert to fraction form
    27,824.14/38,399.12 = 15,248.88/x
  3. Step 3: Cross multiply
    27,824.14x = 38,399.12 × 15,248.88
  4. Step 4: Simplify right side
    27,824.14x = 585,543,572.99
  5. Step 5: Solve for x
    x = 585,543,572.99/27,824.14
  6. Step 6: Final answer
    x = 21,044.44

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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.