Home / 36,288.48-50,082.48-20,376.12

Finding the Fourth Proportional to 36,288.48, 50,082.48 and 20,376.12

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Solution

The fourth proportional to 36,288.48, 50,082.48 and 20,376.12 is: 28,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.48 : 50,082.48 = 20,376.12 : x
  2. Step 2: Convert to fraction form
    36,288.48/50,082.48 = 20,376.12/x
  3. Step 3: Cross multiply
    36,288.48x = 50,082.48 × 20,376.12
  4. Step 4: Simplify right side
    36,288.48x = 1,020,486,622.38
  5. Step 5: Solve for x
    x = 1,020,486,622.38/36,288.48
  6. Step 6: Final answer
    x = 28,121.50

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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.