Home / 36,387.95-50,214.87-20,472.42

Finding the Fourth Proportional to 36,387.95, 50,214.87 and 20,472.42

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Solution

The fourth proportional to 36,387.95, 50,214.87 and 20,472.42 is: 28,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.95 : 50,214.87 = 20,472.42 : x
  2. Step 2: Convert to fraction form
    36,387.95/50,214.87 = 20,472.42/x
  3. Step 3: Cross multiply
    36,387.95x = 50,214.87 × 20,472.42
  4. Step 4: Simplify right side
    36,387.95x = 1,028,019,908.89
  5. Step 5: Solve for x
    x = 1,028,019,908.89/36,387.95
  6. Step 6: Final answer
    x = 28,251.66

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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.