Home / 41,321.86-57,028.80-38,788.18

Finding the Fourth Proportional to 41,321.86, 57,028.80 and 38,788.18

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Solution

The fourth proportional to 41,321.86, 57,028.80 and 38,788.18 is: 53,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,321.86 : 57,028.80 = 38,788.18 : x
  2. Step 2: Convert to fraction form
    41,321.86/57,028.80 = 38,788.18/x
  3. Step 3: Cross multiply
    41,321.86x = 57,028.80 × 38,788.18
  4. Step 4: Simplify right side
    41,321.86x = 2,212,043,359.58
  5. Step 5: Solve for x
    x = 2,212,043,359.58/41,321.86
  6. Step 6: Final answer
    x = 53,532.04

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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.