Home / 36,279.91-50,065.86-20,363.95

Finding the Fourth Proportional to 36,279.91, 50,065.86 and 20,363.95

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Solution

The fourth proportional to 36,279.91, 50,065.86 and 20,363.95 is: 28,102.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.91 : 50,065.86 = 20,363.95 : x
  2. Step 2: Convert to fraction form
    36,279.91/50,065.86 = 20,363.95/x
  3. Step 3: Cross multiply
    36,279.91x = 50,065.86 × 20,363.95
  4. Step 4: Simplify right side
    36,279.91x = 1,019,538,669.75
  5. Step 5: Solve for x
    x = 1,019,538,669.75/36,279.91
  6. Step 6: Final answer
    x = 28,102.02

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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.