Home / 12,022.19-18,032.61-3,256.46

Finding the Fourth Proportional to 12,022.19, 18,032.61 and 3,256.46

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Solution

The fourth proportional to 12,022.19, 18,032.61 and 3,256.46 is: 4,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.19 : 18,032.61 = 3,256.46 : x
  2. Step 2: Convert to fraction form
    12,022.19/18,032.61 = 3,256.46/x
  3. Step 3: Cross multiply
    12,022.19x = 18,032.61 × 3,256.46
  4. Step 4: Simplify right side
    12,022.19x = 58,722,473.16
  5. Step 5: Solve for x
    x = 58,722,473.16/12,022.19
  6. Step 6: Final answer
    x = 4,884.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.