Home / 38,473.15-57,662.65-21,847.09

Finding the Fourth Proportional to 38,473.15, 57,662.65 and 21,847.09

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Solution

The fourth proportional to 38,473.15, 57,662.65 and 21,847.09 is: 32,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,473.15 : 57,662.65 = 21,847.09 : x
  2. Step 2: Convert to fraction form
    38,473.15/57,662.65 = 21,847.09/x
  3. Step 3: Cross multiply
    38,473.15x = 57,662.65 × 21,847.09
  4. Step 4: Simplify right side
    38,473.15x = 1,259,761,104.19
  5. Step 5: Solve for x
    x = 1,259,761,104.19/38,473.15
  6. Step 6: Final answer
    x = 32,743.90

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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.