Home / 11,476.05-17,178.30-8,836.71

Finding the Fourth Proportional to 11,476.05, 17,178.30 and 8,836.71

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Solution

The fourth proportional to 11,476.05, 17,178.30 and 8,836.71 is: 13,227.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.05 : 17,178.30 = 8,836.71 : x
  2. Step 2: Convert to fraction form
    11,476.05/17,178.30 = 8,836.71/x
  3. Step 3: Cross multiply
    11,476.05x = 17,178.30 × 8,836.71
  4. Step 4: Simplify right side
    11,476.05x = 151,799,655.39
  5. Step 5: Solve for x
    x = 151,799,655.39/11,476.05
  6. Step 6: Final answer
    x = 13,227.52

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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.