Home / 27,166.19-40,755.35-12,371.13

Finding the Fourth Proportional to 27,166.19, 40,755.35 and 12,371.13

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Solution

The fourth proportional to 27,166.19, 40,755.35 and 12,371.13 is: 18,559.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.19 : 40,755.35 = 12,371.13 : x
  2. Step 2: Convert to fraction form
    27,166.19/40,755.35 = 12,371.13/x
  3. Step 3: Cross multiply
    27,166.19x = 40,755.35 × 12,371.13
  4. Step 4: Simplify right side
    27,166.19x = 504,189,763.97
  5. Step 5: Solve for x
    x = 504,189,763.97/27,166.19
  6. Step 6: Final answer
    x = 18,559.46

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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.