Home / 17,839.89-26,723.51-8,451.45

Finding the Fourth Proportional to 17,839.89, 26,723.51 and 8,451.45

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Solution

The fourth proportional to 17,839.89, 26,723.51 and 8,451.45 is: 12,659.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.89 : 26,723.51 = 8,451.45 : x
  2. Step 2: Convert to fraction form
    17,839.89/26,723.51 = 8,451.45/x
  3. Step 3: Cross multiply
    17,839.89x = 26,723.51 × 8,451.45
  4. Step 4: Simplify right side
    17,839.89x = 225,852,366.33
  5. Step 5: Solve for x
    x = 225,852,366.33/17,839.89
  6. Step 6: Final answer
    x = 12,659.96

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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.