Home / 31,353.96-43,269.06-17,207.88

Finding the Fourth Proportional to 31,353.96, 43,269.06 and 17,207.88

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Solution

The fourth proportional to 31,353.96, 43,269.06 and 17,207.88 is: 23,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353.96 : 43,269.06 = 17,207.88 : x
  2. Step 2: Convert to fraction form
    31,353.96/43,269.06 = 17,207.88/x
  3. Step 3: Cross multiply
    31,353.96x = 43,269.06 × 17,207.88
  4. Step 4: Simplify right side
    31,353.96x = 744,568,792.19
  5. Step 5: Solve for x
    x = 744,568,792.19/31,353.96
  6. Step 6: Final answer
    x = 23,747.20

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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.