Home / 27,517.07-41,257.37-9,987.05

Finding the Fourth Proportional to 27,517.07, 41,257.37 and 9,987.05

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Solution

The fourth proportional to 27,517.07, 41,257.37 and 9,987.05 is: 14,973.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.07 : 41,257.37 = 9,987.05 : x
  2. Step 2: Convert to fraction form
    27,517.07/41,257.37 = 9,987.05/x
  3. Step 3: Cross multiply
    27,517.07x = 41,257.37 × 9,987.05
  4. Step 4: Simplify right side
    27,517.07x = 412,039,160.84
  5. Step 5: Solve for x
    x = 412,039,160.84/27,517.07
  6. Step 6: Final answer
    x = 14,973.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.