Home / 19,480.20-26,882.67-11,098.32

Finding the Fourth Proportional to 19,480.20, 26,882.67 and 11,098.32

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Solution

The fourth proportional to 19,480.20, 26,882.67 and 11,098.32 is: 15,315.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480.20 : 26,882.67 = 11,098.32 : x
  2. Step 2: Convert to fraction form
    19,480.20/26,882.67 = 11,098.32/x
  3. Step 3: Cross multiply
    19,480.20x = 26,882.67 × 11,098.32
  4. Step 4: Simplify right side
    19,480.20x = 298,352,474.11
  5. Step 5: Solve for x
    x = 298,352,474.11/19,480.20
  6. Step 6: Final answer
    x = 15,315.68

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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.