Home / 27,549.78-41,327.40-8,825.10

Finding the Fourth Proportional to 27,549.78, 41,327.40 and 8,825.10

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Solution

The fourth proportional to 27,549.78, 41,327.40 and 8,825.10 is: 13,238.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,549.78 : 41,327.40 = 8,825.10 : x
  2. Step 2: Convert to fraction form
    27,549.78/41,327.40 = 8,825.10/x
  3. Step 3: Cross multiply
    27,549.78x = 41,327.40 × 8,825.10
  4. Step 4: Simplify right side
    27,549.78x = 364,718,437.74
  5. Step 5: Solve for x
    x = 364,718,437.74/27,549.78
  6. Step 6: Final answer
    x = 13,238.52

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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.