Home / 27,824.24-38,398.20-15,249.52

Finding the Fourth Proportional to 27,824.24, 38,398.20 and 15,249.52

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Solution

The fourth proportional to 27,824.24, 38,398.20 and 15,249.52 is: 21,044.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.24 : 38,398.20 = 15,249.52 : x
  2. Step 2: Convert to fraction form
    27,824.24/38,398.20 = 15,249.52/x
  3. Step 3: Cross multiply
    27,824.24x = 38,398.20 × 15,249.52
  4. Step 4: Simplify right side
    27,824.24x = 585,554,118.86
  5. Step 5: Solve for x
    x = 585,554,118.86/27,824.24
  6. Step 6: Final answer
    x = 21,044.75

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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.