Home / 18,204.96-27,308.04-5,057.46

Finding the Fourth Proportional to 18,204.96, 27,308.04 and 5,057.46

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Solution

The fourth proportional to 18,204.96, 27,308.04 and 5,057.46 is: 7,586.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.96 : 27,308.04 = 5,057.46 : x
  2. Step 2: Convert to fraction form
    18,204.96/27,308.04 = 5,057.46/x
  3. Step 3: Cross multiply
    18,204.96x = 27,308.04 × 5,057.46
  4. Step 4: Simplify right side
    18,204.96x = 138,109,319.98
  5. Step 5: Solve for x
    x = 138,109,319.98/18,204.96
  6. Step 6: Final answer
    x = 7,586.36

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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.