Home / 22,378.97-33,568.45-10,656.65

Finding the Fourth Proportional to 22,378.97, 33,568.45 and 10,656.65

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Solution

The fourth proportional to 22,378.97, 33,568.45 and 10,656.65 is: 15,984.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378.97 : 33,568.45 = 10,656.65 : x
  2. Step 2: Convert to fraction form
    22,378.97/33,568.45 = 10,656.65/x
  3. Step 3: Cross multiply
    22,378.97x = 33,568.45 × 10,656.65
  4. Step 4: Simplify right side
    22,378.97x = 357,727,054.85
  5. Step 5: Solve for x
    x = 357,727,054.85/22,378.97
  6. Step 6: Final answer
    x = 15,984.97

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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.