Home / 27,908.13-41,867.96-9,189.29

Finding the Fourth Proportional to 27,908.13, 41,867.96 and 9,189.29

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Solution

The fourth proportional to 27,908.13, 41,867.96 and 9,189.29 is: 13,785.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,908.13 : 41,867.96 = 9,189.29 : x
  2. Step 2: Convert to fraction form
    27,908.13/41,867.96 = 9,189.29/x
  3. Step 3: Cross multiply
    27,908.13x = 41,867.96 × 9,189.29
  4. Step 4: Simplify right side
    27,908.13x = 384,736,570.86
  5. Step 5: Solve for x
    x = 384,736,570.86/27,908.13
  6. Step 6: Final answer
    x = 13,785.82

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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.