Home / 22,476.32-33,720.44-7,685.21

Finding the Fourth Proportional to 22,476.32, 33,720.44 and 7,685.21

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Solution

The fourth proportional to 22,476.32, 33,720.44 and 7,685.21 is: 11,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476.32 : 33,720.44 = 7,685.21 : x
  2. Step 2: Convert to fraction form
    22,476.32/33,720.44 = 7,685.21/x
  3. Step 3: Cross multiply
    22,476.32x = 33,720.44 × 7,685.21
  4. Step 4: Simplify right side
    22,476.32x = 259,148,455.66
  5. Step 5: Solve for x
    x = 259,148,455.66/22,476.32
  6. Step 6: Final answer
    x = 11,529.85

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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.