Home / 27,517.08-37,987.56-17,455.80

Finding the Fourth Proportional to 27,517.08, 37,987.56 and 17,455.80

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Solution

The fourth proportional to 27,517.08, 37,987.56 and 17,455.80 is: 24,097.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.08 : 37,987.56 = 17,455.80 : x
  2. Step 2: Convert to fraction form
    27,517.08/37,987.56 = 17,455.80/x
  3. Step 3: Cross multiply
    27,517.08x = 37,987.56 × 17,455.80
  4. Step 4: Simplify right side
    27,517.08x = 663,103,249.85
  5. Step 5: Solve for x
    x = 663,103,249.85/27,517.08
  6. Step 6: Final answer
    x = 24,097.88

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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.