Home / 23,449.89-32,360.94-12,839.43

Finding the Fourth Proportional to 23,449.89, 32,360.94 and 12,839.43

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Solution

The fourth proportional to 23,449.89, 32,360.94 and 12,839.43 is: 17,718.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,449.89 : 32,360.94 = 12,839.43 : x
  2. Step 2: Convert to fraction form
    23,449.89/32,360.94 = 12,839.43/x
  3. Step 3: Cross multiply
    23,449.89x = 32,360.94 × 12,839.43
  4. Step 4: Simplify right side
    23,449.89x = 415,496,023.86
  5. Step 5: Solve for x
    x = 415,496,023.86/23,449.89
  6. Step 6: Final answer
    x = 17,718.46

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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.