Home / 39,775.20-54,894.18-23,863.56

Finding the Fourth Proportional to 39,775.20, 54,894.18 and 23,863.56

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Solution

The fourth proportional to 39,775.20, 54,894.18 and 23,863.56 is: 32,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,775.20 : 54,894.18 = 23,863.56 : x
  2. Step 2: Convert to fraction form
    39,775.20/54,894.18 = 23,863.56/x
  3. Step 3: Cross multiply
    39,775.20x = 54,894.18 × 23,863.56
  4. Step 4: Simplify right side
    39,775.20x = 1,309,970,558.08
  5. Step 5: Solve for x
    x = 1,309,970,558.08/39,775.20
  6. Step 6: Final answer
    x = 32,934.36

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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.