Home / 22,540.68-33,740.10-15,479.34

Finding the Fourth Proportional to 22,540.68, 33,740.10 and 15,479.34

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Solution

The fourth proportional to 22,540.68, 33,740.10 and 15,479.34 is: 23,170.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,540.68 : 33,740.10 = 15,479.34 : x
  2. Step 2: Convert to fraction form
    22,540.68/33,740.10 = 15,479.34/x
  3. Step 3: Cross multiply
    22,540.68x = 33,740.10 × 15,479.34
  4. Step 4: Simplify right side
    22,540.68x = 522,274,479.53
  5. Step 5: Solve for x
    x = 522,274,479.53/22,540.68
  6. Step 6: Final answer
    x = 23,170.31

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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.