Home / 23,640.72-32,620.68-13,569.54

Finding the Fourth Proportional to 23,640.72, 32,620.68 and 13,569.54

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Solution

The fourth proportional to 23,640.72, 32,620.68 and 13,569.54 is: 18,723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.72 : 32,620.68 = 13,569.54 : x
  2. Step 2: Convert to fraction form
    23,640.72/32,620.68 = 13,569.54/x
  3. Step 3: Cross multiply
    23,640.72x = 32,620.68 × 13,569.54
  4. Step 4: Simplify right side
    23,640.72x = 442,647,622.09
  5. Step 5: Solve for x
    x = 442,647,622.09/23,640.72
  6. Step 6: Final answer
    x = 18,723.95

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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.