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Finding the Fourth Proportional to 33,989.59, 50,966.87 and 15,253.56

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Solution

The fourth proportional to 33,989.59, 50,966.87 and 15,253.56 is: 22,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,989.59 : 50,966.87 = 15,253.56 : x
  2. Step 2: Convert to fraction form
    33,989.59/50,966.87 = 15,253.56/x
  3. Step 3: Cross multiply
    33,989.59x = 50,966.87 × 15,253.56
  4. Step 4: Simplify right side
    33,989.59x = 777,426,215.62
  5. Step 5: Solve for x
    x = 777,426,215.62/33,989.59
  6. Step 6: Final answer
    x = 22,872.48

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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.