Home / 20,204.42-27,882.36-11,252.50

Finding the Fourth Proportional to 20,204.42, 27,882.36 and 11,252.50

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Solution

The fourth proportional to 20,204.42, 27,882.36 and 11,252.50 is: 15,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.42 : 27,882.36 = 11,252.50 : x
  2. Step 2: Convert to fraction form
    20,204.42/27,882.36 = 11,252.50/x
  3. Step 3: Cross multiply
    20,204.42x = 27,882.36 × 11,252.50
  4. Step 4: Simplify right side
    20,204.42x = 313,746,255.90
  5. Step 5: Solve for x
    x = 313,746,255.90/20,204.42
  6. Step 6: Final answer
    x = 15,528.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.