Home / 23,932.20-33,025.55-13,321.61

Finding the Fourth Proportional to 23,932.20, 33,025.55 and 13,321.61

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Solution

The fourth proportional to 23,932.20, 33,025.55 and 13,321.61 is: 18,383.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,932.20 : 33,025.55 = 13,321.61 : x
  2. Step 2: Convert to fraction form
    23,932.20/33,025.55 = 13,321.61/x
  3. Step 3: Cross multiply
    23,932.20x = 33,025.55 × 13,321.61
  4. Step 4: Simplify right side
    23,932.20x = 439,953,265.40
  5. Step 5: Solve for x
    x = 439,953,265.40/23,932.20
  6. Step 6: Final answer
    x = 18,383.32

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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.