Home / 36,278.55-50,061.65-20,359.92

Finding the Fourth Proportional to 36,278.55, 50,061.65 and 20,359.92

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Solution

The fourth proportional to 36,278.55, 50,061.65 and 20,359.92 is: 28,095.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.55 : 50,061.65 = 20,359.92 : x
  2. Step 2: Convert to fraction form
    36,278.55/50,061.65 = 20,359.92/x
  3. Step 3: Cross multiply
    36,278.55x = 50,061.65 × 20,359.92
  4. Step 4: Simplify right side
    36,278.55x = 1,019,251,087.27
  5. Step 5: Solve for x
    x = 1,019,251,087.27/36,278.55
  6. Step 6: Final answer
    x = 28,095.14

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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.