Home / 22,286.80-33,471.86-19,619.35

Finding the Fourth Proportional to 22,286.80, 33,471.86 and 19,619.35

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Solution

The fourth proportional to 22,286.80, 33,471.86 and 19,619.35 is: 29,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.80 : 33,471.86 = 19,619.35 : x
  2. Step 2: Convert to fraction form
    22,286.80/33,471.86 = 19,619.35/x
  3. Step 3: Cross multiply
    22,286.80x = 33,471.86 × 19,619.35
  4. Step 4: Simplify right side
    22,286.80x = 656,696,009.89
  5. Step 5: Solve for x
    x = 656,696,009.89/22,286.80
  6. Step 6: Final answer
    x = 29,465.69

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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.