Home / 27,427.68-41,115.60-11,856.24

Finding the Fourth Proportional to 27,427.68, 41,115.60 and 11,856.24

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Solution

The fourth proportional to 27,427.68, 41,115.60 and 11,856.24 is: 17,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427.68 : 41,115.60 = 11,856.24 : x
  2. Step 2: Convert to fraction form
    27,427.68/41,115.60 = 11,856.24/x
  3. Step 3: Cross multiply
    27,427.68x = 41,115.60 × 11,856.24
  4. Step 4: Simplify right side
    27,427.68x = 487,476,421.34
  5. Step 5: Solve for x
    x = 487,476,421.34/27,427.68
  6. Step 6: Final answer
    x = 17,773.16

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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.