Home / 27,020.75-40,531.31-8,552.75

Finding the Fourth Proportional to 27,020.75, 40,531.31 and 8,552.75

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Solution

The fourth proportional to 27,020.75, 40,531.31 and 8,552.75 is: 12,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020.75 : 40,531.31 = 8,552.75 : x
  2. Step 2: Convert to fraction form
    27,020.75/40,531.31 = 8,552.75/x
  3. Step 3: Cross multiply
    27,020.75x = 40,531.31 × 8,552.75
  4. Step 4: Simplify right side
    27,020.75x = 346,654,118.84
  5. Step 5: Solve for x
    x = 346,654,118.84/27,020.75
  6. Step 6: Final answer
    x = 12,829.18

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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.