Home / 31,345.68-43,257.33-17,199.03

Finding the Fourth Proportional to 31,345.68, 43,257.33 and 17,199.03

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Solution

The fourth proportional to 31,345.68, 43,257.33 and 17,199.03 is: 23,734.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,345.68 : 43,257.33 = 17,199.03 : x
  2. Step 2: Convert to fraction form
    31,345.68/43,257.33 = 17,199.03/x
  3. Step 3: Cross multiply
    31,345.68x = 43,257.33 × 17,199.03
  4. Step 4: Simplify right side
    31,345.68x = 743,984,116.39
  5. Step 5: Solve for x
    x = 743,984,116.39/31,345.68
  6. Step 6: Final answer
    x = 23,734.82

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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.