Home / 36,278.64-50,069.42-20,363.96

Finding the Fourth Proportional to 36,278.64, 50,069.42 and 20,363.96

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Solution

The fourth proportional to 36,278.64, 50,069.42 and 20,363.96 is: 28,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.64 : 50,069.42 = 20,363.96 : x
  2. Step 2: Convert to fraction form
    36,278.64/50,069.42 = 20,363.96/x
  3. Step 3: Cross multiply
    36,278.64x = 50,069.42 × 20,363.96
  4. Step 4: Simplify right side
    36,278.64x = 1,019,611,666.10
  5. Step 5: Solve for x
    x = 1,019,611,666.10/36,278.64
  6. Step 6: Final answer
    x = 28,105.01

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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.