Home / 38,487.08-57,734.39-15,993.11

Finding the Fourth Proportional to 38,487.08, 57,734.39 and 15,993.11

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Solution

The fourth proportional to 38,487.08, 57,734.39 and 15,993.11 is: 23,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,487.08 : 57,734.39 = 15,993.11 : x
  2. Step 2: Convert to fraction form
    38,487.08/57,734.39 = 15,993.11/x
  3. Step 3: Cross multiply
    38,487.08x = 57,734.39 × 15,993.11
  4. Step 4: Simplify right side
    38,487.08x = 923,352,201.36
  5. Step 5: Solve for x
    x = 923,352,201.36/38,487.08
  6. Step 6: Final answer
    x = 23,991.23

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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.