Home / 38,122.44-57,203.26-18,154.57

Finding the Fourth Proportional to 38,122.44, 57,203.26 and 18,154.57

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Solution

The fourth proportional to 38,122.44, 57,203.26 and 18,154.57 is: 27,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122.44 : 57,203.26 = 18,154.57 : x
  2. Step 2: Convert to fraction form
    38,122.44/57,203.26 = 18,154.57/x
  3. Step 3: Cross multiply
    38,122.44x = 57,203.26 × 18,154.57
  4. Step 4: Simplify right side
    38,122.44x = 1,038,500,587.90
  5. Step 5: Solve for x
    x = 1,038,500,587.90/38,122.44
  6. Step 6: Final answer
    x = 27,241.19

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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.