Home / 22,275.42-33,413.22-9,118.56

Finding the Fourth Proportional to 22,275.42, 33,413.22 and 9,118.56

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Solution

The fourth proportional to 22,275.42, 33,413.22 and 9,118.56 is: 13,677.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,275.42 : 33,413.22 = 9,118.56 : x
  2. Step 2: Convert to fraction form
    22,275.42/33,413.22 = 9,118.56/x
  3. Step 3: Cross multiply
    22,275.42x = 33,413.22 × 9,118.56
  4. Step 4: Simplify right side
    22,275.42x = 304,680,451.36
  5. Step 5: Solve for x
    x = 304,680,451.36/22,275.42
  6. Step 6: Final answer
    x = 13,677.88

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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.