Home / 27,575.52-38,067.12-17,645.28

Finding the Fourth Proportional to 27,575.52, 38,067.12 and 17,645.28

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Solution

The fourth proportional to 27,575.52, 38,067.12 and 17,645.28 is: 24,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,575.52 : 38,067.12 = 17,645.28 : x
  2. Step 2: Convert to fraction form
    27,575.52/38,067.12 = 17,645.28/x
  3. Step 3: Cross multiply
    27,575.52x = 38,067.12 × 17,645.28
  4. Step 4: Simplify right side
    27,575.52x = 671,704,991.19
  5. Step 5: Solve for x
    x = 671,704,991.19/27,575.52
  6. Step 6: Final answer
    x = 24,358.74

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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.