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Finding the Fourth Proportional to 49,248.90, 73,874.34 and 15,968.88

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Solution

The fourth proportional to 49,248.90, 73,874.34 and 15,968.88 is: 23,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,248.90 : 73,874.34 = 15,968.88 : x
  2. Step 2: Convert to fraction form
    49,248.90/73,874.34 = 15,968.88/x
  3. Step 3: Cross multiply
    49,248.90x = 73,874.34 × 15,968.88
  4. Step 4: Simplify right side
    49,248.90x = 1,179,690,470.54
  5. Step 5: Solve for x
    x = 1,179,690,470.54/49,248.90
  6. Step 6: Final answer
    x = 23,953.64

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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.