Home / 27,392.26-41,105.40-17,538.61

Finding the Fourth Proportional to 27,392.26, 41,105.40 and 17,538.61

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Solution

The fourth proportional to 27,392.26, 41,105.40 and 17,538.61 is: 26,318.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,392.26 : 41,105.40 = 17,538.61 : x
  2. Step 2: Convert to fraction form
    27,392.26/41,105.40 = 17,538.61/x
  3. Step 3: Cross multiply
    27,392.26x = 41,105.40 × 17,538.61
  4. Step 4: Simplify right side
    27,392.26x = 720,931,579.49
  5. Step 5: Solve for x
    x = 720,931,579.49/27,392.26
  6. Step 6: Final answer
    x = 26,318.81

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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.