Home / 48,717.60-73,022.40-19,125.60

Finding the Fourth Proportional to 48,717.60, 73,022.40 and 19,125.60

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Solution

The fourth proportional to 48,717.60, 73,022.40 and 19,125.60 is: 28,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,717.60 : 73,022.40 = 19,125.60 : x
  2. Step 2: Convert to fraction form
    48,717.60/73,022.40 = 19,125.60/x
  3. Step 3: Cross multiply
    48,717.60x = 73,022.40 × 19,125.60
  4. Step 4: Simplify right side
    48,717.60x = 1,396,597,213.44
  5. Step 5: Solve for x
    x = 1,396,597,213.44/48,717.60
  6. Step 6: Final answer
    x = 28,667.20

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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.