Home / 39,418.72-54,396.48-23,494.96

Finding the Fourth Proportional to 39,418.72, 54,396.48 and 23,494.96

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Solution

The fourth proportional to 39,418.72, 54,396.48 and 23,494.96 is: 32,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,418.72 : 54,396.48 = 23,494.96 : x
  2. Step 2: Convert to fraction form
    39,418.72/54,396.48 = 23,494.96/x
  3. Step 3: Cross multiply
    39,418.72x = 54,396.48 × 23,494.96
  4. Step 4: Simplify right side
    39,418.72x = 1,278,043,121.74
  5. Step 5: Solve for x
    x = 1,278,043,121.74/39,418.72
  6. Step 6: Final answer
    x = 32,422.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.