Home / 36,278.10-50,057.46-20,363.22

Finding the Fourth Proportional to 36,278.10, 50,057.46 and 20,363.22

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Solution

The fourth proportional to 36,278.10, 50,057.46 and 20,363.22 is: 28,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.10 : 50,057.46 = 20,363.22 : x
  2. Step 2: Convert to fraction form
    36,278.10/50,057.46 = 20,363.22/x
  3. Step 3: Cross multiply
    36,278.10x = 50,057.46 × 20,363.22
  4. Step 4: Simplify right side
    36,278.10x = 1,019,331,070.62
  5. Step 5: Solve for x
    x = 1,019,331,070.62/36,278.10
  6. Step 6: Final answer
    x = 28,097.70

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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.