Home / 23,449.73-32,360.64-12,839.36

Finding the Fourth Proportional to 23,449.73, 32,360.64 and 12,839.36

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Solution

The fourth proportional to 23,449.73, 32,360.64 and 12,839.36 is: 17,718.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,449.73 : 32,360.64 = 12,839.36 : x
  2. Step 2: Convert to fraction form
    23,449.73/32,360.64 = 12,839.36/x
  3. Step 3: Cross multiply
    23,449.73x = 32,360.64 × 12,839.36
  4. Step 4: Simplify right side
    23,449.73x = 415,489,906.79
  5. Step 5: Solve for x
    x = 415,489,906.79/23,449.73
  6. Step 6: Final answer
    x = 17,718.32

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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.