Home / 27,211.97-40,826.77-13,351.25

Finding the Fourth Proportional to 27,211.97, 40,826.77 and 13,351.25

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Solution

The fourth proportional to 27,211.97, 40,826.77 and 13,351.25 is: 20,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.97 : 40,826.77 = 13,351.25 : x
  2. Step 2: Convert to fraction form
    27,211.97/40,826.77 = 13,351.25/x
  3. Step 3: Cross multiply
    27,211.97x = 40,826.77 × 13,351.25
  4. Step 4: Simplify right side
    27,211.97x = 545,088,412.96
  5. Step 5: Solve for x
    x = 545,088,412.96/27,211.97
  6. Step 6: Final answer
    x = 20,031.20

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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.