Home / 38,241.22-57,362.79-18,516.10

Finding the Fourth Proportional to 38,241.22, 57,362.79 and 18,516.10

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Solution

The fourth proportional to 38,241.22, 57,362.79 and 18,516.10 is: 27,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241.22 : 57,362.79 = 18,516.10 : x
  2. Step 2: Convert to fraction form
    38,241.22/57,362.79 = 18,516.10/x
  3. Step 3: Cross multiply
    38,241.22x = 57,362.79 × 18,516.10
  4. Step 4: Simplify right side
    38,241.22x = 1,062,135,155.92
  5. Step 5: Solve for x
    x = 1,062,135,155.92/38,241.22
  6. Step 6: Final answer
    x = 27,774.61

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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.