Home / 23,383.28-32,268.48-12,772.88

Finding the Fourth Proportional to 23,383.28, 32,268.48 and 12,772.88

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Solution

The fourth proportional to 23,383.28, 32,268.48 and 12,772.88 is: 17,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,383.28 : 32,268.48 = 12,772.88 : x
  2. Step 2: Convert to fraction form
    23,383.28/32,268.48 = 12,772.88/x
  3. Step 3: Cross multiply
    23,383.28x = 32,268.48 × 12,772.88
  4. Step 4: Simplify right side
    23,383.28x = 412,161,422.82
  5. Step 5: Solve for x
    x = 412,161,422.82/23,383.28
  6. Step 6: Final answer
    x = 17,626.33

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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.