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Finding the Fourth Proportional to 33,425.76, 50,143.68 and 10,049.76

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Solution

The fourth proportional to 33,425.76, 50,143.68 and 10,049.76 is: 15,076.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,425.76 : 50,143.68 = 10,049.76 : x
  2. Step 2: Convert to fraction form
    33,425.76/50,143.68 = 10,049.76/x
  3. Step 3: Cross multiply
    33,425.76x = 50,143.68 × 10,049.76
  4. Step 4: Simplify right side
    33,425.76x = 503,931,949.52
  5. Step 5: Solve for x
    x = 503,931,949.52/33,425.76
  6. Step 6: Final answer
    x = 15,076.16

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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.