Home / 26,945.13-40,508.91-21,716.83

Finding the Fourth Proportional to 26,945.13, 40,508.91 and 21,716.83

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Solution

The fourth proportional to 26,945.13, 40,508.91 and 21,716.83 is: 32,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.13 : 40,508.91 = 21,716.83 : x
  2. Step 2: Convert to fraction form
    26,945.13/40,508.91 = 21,716.83/x
  3. Step 3: Cross multiply
    26,945.13x = 40,508.91 × 21,716.83
  4. Step 4: Simplify right side
    26,945.13x = 879,725,010.68
  5. Step 5: Solve for x
    x = 879,725,010.68/26,945.13
  6. Step 6: Final answer
    x = 32,648.76

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1.5x scale

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.