Home / 26,251.16-39,376.20-8,721.14

Finding the Fourth Proportional to 26,251.16, 39,376.20 and 8,721.14

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Solution

The fourth proportional to 26,251.16, 39,376.20 and 8,721.14 is: 13,081.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,251.16 : 39,376.20 = 8,721.14 : x
  2. Step 2: Convert to fraction form
    26,251.16/39,376.20 = 8,721.14/x
  3. Step 3: Cross multiply
    26,251.16x = 39,376.20 × 8,721.14
  4. Step 4: Simplify right side
    26,251.16x = 343,405,352.87
  5. Step 5: Solve for x
    x = 343,405,352.87/26,251.16
  6. Step 6: Final answer
    x = 13,081.53

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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.