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Finding the Fourth Proportional to 33,082.99, 49,722.90 and 15,565.12

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Solution

The fourth proportional to 33,082.99, 49,722.90 and 15,565.12 is: 23,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,082.99 : 49,722.90 = 15,565.12 : x
  2. Step 2: Convert to fraction form
    33,082.99/49,722.90 = 15,565.12/x
  3. Step 3: Cross multiply
    33,082.99x = 49,722.90 × 15,565.12
  4. Step 4: Simplify right side
    33,082.99x = 773,942,722.57
  5. Step 5: Solve for x
    x = 773,942,722.57/33,082.99
  6. Step 6: Final answer
    x = 23,393.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.