Home / 19,763.99-27,276.92-11,269.18

Finding the Fourth Proportional to 19,763.99, 27,276.92 and 11,269.18

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Solution

The fourth proportional to 19,763.99, 27,276.92 and 11,269.18 is: 15,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.99 : 27,276.92 = 11,269.18 : x
  2. Step 2: Convert to fraction form
    19,763.99/27,276.92 = 11,269.18/x
  3. Step 3: Cross multiply
    19,763.99x = 27,276.92 × 11,269.18
  4. Step 4: Simplify right side
    19,763.99x = 307,388,521.33
  5. Step 5: Solve for x
    x = 307,388,521.33/19,763.99
  6. Step 6: Final answer
    x = 15,552.96

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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.