Home / 33,190.30-49,780.14-11,002.78

Finding the Fourth Proportional to 33,190.30, 49,780.14 and 11,002.78

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Solution

The fourth proportional to 33,190.30, 49,780.14 and 11,002.78 is: 16,502.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.30 : 49,780.14 = 11,002.78 : x
  2. Step 2: Convert to fraction form
    33,190.30/49,780.14 = 11,002.78/x
  3. Step 3: Cross multiply
    33,190.30x = 49,780.14 × 11,002.78
  4. Step 4: Simplify right side
    33,190.30x = 547,719,928.79
  5. Step 5: Solve for x
    x = 547,719,928.79/33,190.30
  6. Step 6: Final answer
    x = 16,502.41

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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.