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Finding the Fourth Proportional to 33,949.31, 50,925.92 and 8,988.71

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Solution

The fourth proportional to 33,949.31, 50,925.92 and 8,988.71 is: 13,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,949.31 : 50,925.92 = 8,988.71 : x
  2. Step 2: Convert to fraction form
    33,949.31/50,925.92 = 8,988.71/x
  3. Step 3: Cross multiply
    33,949.31x = 50,925.92 × 8,988.71
  4. Step 4: Simplify right side
    33,949.31x = 457,758,313.25
  5. Step 5: Solve for x
    x = 457,758,313.25/33,949.31
  6. Step 6: Final answer
    x = 13,483.58

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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.