Home / 11,119.68-16,614.36-10,732.20

Finding the Fourth Proportional to 11,119.68, 16,614.36 and 10,732.20

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Solution

The fourth proportional to 11,119.68, 16,614.36 and 10,732.20 is: 16,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.68 : 16,614.36 = 10,732.20 : x
  2. Step 2: Convert to fraction form
    11,119.68/16,614.36 = 10,732.20/x
  3. Step 3: Cross multiply
    11,119.68x = 16,614.36 × 10,732.20
  4. Step 4: Simplify right side
    11,119.68x = 178,308,634.39
  5. Step 5: Solve for x
    x = 178,308,634.39/11,119.68
  6. Step 6: Final answer
    x = 16,035.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.