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Finding the Fourth Proportional to 33,103.40, 49,654.67 and 15,560.82

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Solution

The fourth proportional to 33,103.40, 49,654.67 and 15,560.82 is: 23,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,103.40 : 49,654.67 = 15,560.82 : x
  2. Step 2: Convert to fraction form
    33,103.40/49,654.67 = 15,560.82/x
  3. Step 3: Cross multiply
    33,103.40x = 49,654.67 × 15,560.82
  4. Step 4: Simplify right side
    33,103.40x = 772,667,304.23
  5. Step 5: Solve for x
    x = 772,667,304.23/33,103.40
  6. Step 6: Final answer
    x = 23,341.03

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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.