Home / 48,009.14-71,982.90-19,948.58

Finding the Fourth Proportional to 48,009.14, 71,982.90 and 19,948.58

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Solution

The fourth proportional to 48,009.14, 71,982.90 and 19,948.58 is: 29,910.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009.14 : 71,982.90 = 19,948.58 : x
  2. Step 2: Convert to fraction form
    48,009.14/71,982.90 = 19,948.58/x
  3. Step 3: Cross multiply
    48,009.14x = 71,982.90 × 19,948.58
  4. Step 4: Simplify right side
    48,009.14x = 1,435,956,279.37
  5. Step 5: Solve for x
    x = 1,435,956,279.37/48,009.14
  6. Step 6: Final answer
    x = 29,910.06

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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.