Home / 19,610.38-27,062.20-11,228.50

Finding the Fourth Proportional to 19,610.38, 27,062.20 and 11,228.50

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Solution

The fourth proportional to 19,610.38, 27,062.20 and 11,228.50 is: 15,495.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.38 : 27,062.20 = 11,228.50 : x
  2. Step 2: Convert to fraction form
    19,610.38/27,062.20 = 11,228.50/x
  3. Step 3: Cross multiply
    19,610.38x = 27,062.20 × 11,228.50
  4. Step 4: Simplify right side
    19,610.38x = 303,867,856.56
  5. Step 5: Solve for x
    x = 303,867,856.56/19,610.38
  6. Step 6: Final answer
    x = 15,495.26

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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.