Home / 48,004.40-71,975.79-19,943.84

Finding the Fourth Proportional to 48,004.40, 71,975.79 and 19,943.84

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Solution

The fourth proportional to 48,004.40, 71,975.79 and 19,943.84 is: 29,902.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,004.40 : 71,975.79 = 19,943.84 : x
  2. Step 2: Convert to fraction form
    48,004.40/71,975.79 = 19,943.84/x
  3. Step 3: Cross multiply
    48,004.40x = 71,975.79 × 19,943.84
  4. Step 4: Simplify right side
    48,004.40x = 1,435,473,819.57
  5. Step 5: Solve for x
    x = 1,435,473,819.57/48,004.40
  6. Step 6: Final answer
    x = 29,902.96

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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.