Home / 36,319.92-50,118.80-20,407.02

Finding the Fourth Proportional to 36,319.92, 50,118.80 and 20,407.02

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Solution

The fourth proportional to 36,319.92, 50,118.80 and 20,407.02 is: 28,160.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,319.92 : 50,118.80 = 20,407.02 : x
  2. Step 2: Convert to fraction form
    36,319.92/50,118.80 = 20,407.02/x
  3. Step 3: Cross multiply
    36,319.92x = 50,118.80 × 20,407.02
  4. Step 4: Simplify right side
    36,319.92x = 1,022,775,251.94
  5. Step 5: Solve for x
    x = 1,022,775,251.94/36,319.92
  6. Step 6: Final answer
    x = 28,160.17

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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.