Home / 39,236.32-54,147.36-29,788.48

Finding the Fourth Proportional to 39,236.32, 54,147.36 and 29,788.48

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Solution

The fourth proportional to 39,236.32, 54,147.36 and 29,788.48 is: 41,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,236.32 : 54,147.36 = 29,788.48 : x
  2. Step 2: Convert to fraction form
    39,236.32/54,147.36 = 29,788.48/x
  3. Step 3: Cross multiply
    39,236.32x = 54,147.36 × 29,788.48
  4. Step 4: Simplify right side
    39,236.32x = 1,612,967,550.41
  5. Step 5: Solve for x
    x = 1,612,967,550.41/39,236.32
  6. Step 6: Final answer
    x = 41,109.04

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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.