Home / 27,721.24-41,585.97-10,189.70

Finding the Fourth Proportional to 27,721.24, 41,585.97 and 10,189.70

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Solution

The fourth proportional to 27,721.24, 41,585.97 and 10,189.70 is: 15,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,721.24 : 41,585.97 = 10,189.70 : x
  2. Step 2: Convert to fraction form
    27,721.24/41,585.97 = 10,189.70/x
  3. Step 3: Cross multiply
    27,721.24x = 41,585.97 × 10,189.70
  4. Step 4: Simplify right side
    27,721.24x = 423,748,558.51
  5. Step 5: Solve for x
    x = 423,748,558.51/27,721.24
  6. Step 6: Final answer
    x = 15,286.06

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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.