Home / 18,257.91-27,386.91-6,571.13

Finding the Fourth Proportional to 18,257.91, 27,386.91 and 6,571.13

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Solution

The fourth proportional to 18,257.91, 27,386.91 and 6,571.13 is: 9,856.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.91 : 27,386.91 = 6,571.13 : x
  2. Step 2: Convert to fraction form
    18,257.91/27,386.91 = 6,571.13/x
  3. Step 3: Cross multiply
    18,257.91x = 27,386.91 × 6,571.13
  4. Step 4: Simplify right side
    18,257.91x = 179,962,808.97
  5. Step 5: Solve for x
    x = 179,962,808.97/18,257.91
  6. Step 6: Final answer
    x = 9,856.71

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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.