Home / 20,204.28-27,797.40-17,803.44

Finding the Fourth Proportional to 20,204.28, 27,797.40 and 17,803.44

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Solution

The fourth proportional to 20,204.28, 27,797.40 and 17,803.44 is: 24,494.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.28 : 27,797.40 = 17,803.44 : x
  2. Step 2: Convert to fraction form
    20,204.28/27,797.40 = 17,803.44/x
  3. Step 3: Cross multiply
    20,204.28x = 27,797.40 × 17,803.44
  4. Step 4: Simplify right side
    20,204.28x = 494,889,343.06
  5. Step 5: Solve for x
    x = 494,889,343.06/20,204.28
  6. Step 6: Final answer
    x = 24,494.28

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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.