Home / 33,629.49-50,432.40-9,930.71

Finding the Fourth Proportional to 33,629.49, 50,432.40 and 9,930.71

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Solution

The fourth proportional to 33,629.49, 50,432.40 and 9,930.71 is: 14,892.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.49 : 50,432.40 = 9,930.71 : x
  2. Step 2: Convert to fraction form
    33,629.49/50,432.40 = 9,930.71/x
  3. Step 3: Cross multiply
    33,629.49x = 50,432.40 × 9,930.71
  4. Step 4: Simplify right side
    33,629.49x = 500,829,286.84
  5. Step 5: Solve for x
    x = 500,829,286.84/33,629.49
  6. Step 6: Final answer
    x = 14,892.56

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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.