Home / 27,386.80-41,086.37-8,667.95

Finding the Fourth Proportional to 27,386.80, 41,086.37 and 8,667.95

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Solution

The fourth proportional to 27,386.80, 41,086.37 and 8,667.95 is: 13,003.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386.80 : 41,086.37 = 8,667.95 : x
  2. Step 2: Convert to fraction form
    27,386.80/41,086.37 = 8,667.95/x
  3. Step 3: Cross multiply
    27,386.80x = 41,086.37 × 8,667.95
  4. Step 4: Simplify right side
    27,386.80x = 356,134,600.84
  5. Step 5: Solve for x
    x = 356,134,600.84/27,386.80
  6. Step 6: Final answer
    x = 13,003.88

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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.