Home / 26,322.96-36,302.17-21,839.61

Finding the Fourth Proportional to 26,322.96, 36,302.17 and 21,839.61

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Solution

The fourth proportional to 26,322.96, 36,302.17 and 21,839.61 is: 30,119.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,322.96 : 36,302.17 = 21,839.61 : x
  2. Step 2: Convert to fraction form
    26,322.96/36,302.17 = 21,839.61/x
  3. Step 3: Cross multiply
    26,322.96x = 36,302.17 × 21,839.61
  4. Step 4: Simplify right side
    26,322.96x = 792,825,234.95
  5. Step 5: Solve for x
    x = 792,825,234.95/26,322.96
  6. Step 6: Final answer
    x = 30,119.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.