Home / 22,857.76-34,247.41-20,546.63

Finding the Fourth Proportional to 22,857.76, 34,247.41 and 20,546.63

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Solution

The fourth proportional to 22,857.76, 34,247.41 and 20,546.63 is: 30,784.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,857.76 : 34,247.41 = 20,546.63 : x
  2. Step 2: Convert to fraction form
    22,857.76/34,247.41 = 20,546.63/x
  3. Step 3: Cross multiply
    22,857.76x = 34,247.41 × 20,546.63
  4. Step 4: Simplify right side
    22,857.76x = 703,668,767.55
  5. Step 5: Solve for x
    x = 703,668,767.55/22,857.76
  6. Step 6: Final answer
    x = 30,784.68

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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.