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Finding the Fourth Proportional to 33,008.76, 49,516.02 and 15,469.20

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Solution

The fourth proportional to 33,008.76, 49,516.02 and 15,469.20 is: 23,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.76 : 49,516.02 = 15,469.20 : x
  2. Step 2: Convert to fraction form
    33,008.76/49,516.02 = 15,469.20/x
  3. Step 3: Cross multiply
    33,008.76x = 49,516.02 × 15,469.20
  4. Step 4: Simplify right side
    33,008.76x = 765,973,216.58
  5. Step 5: Solve for x
    x = 765,973,216.58/33,008.76
  6. Step 6: Final answer
    x = 23,205.15

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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.