Home / 11,877.66-17,836.91-10,546.47

Finding the Fourth Proportional to 11,877.66, 17,836.91 and 10,546.47

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Solution

The fourth proportional to 11,877.66, 17,836.91 and 10,546.47 is: 15,837.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877.66 : 17,836.91 = 10,546.47 : x
  2. Step 2: Convert to fraction form
    11,877.66/17,836.91 = 10,546.47/x
  3. Step 3: Cross multiply
    11,877.66x = 17,836.91 × 10,546.47
  4. Step 4: Simplify right side
    11,877.66x = 188,116,383.48
  5. Step 5: Solve for x
    x = 188,116,383.48/11,877.66
  6. Step 6: Final answer
    x = 15,837.83

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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.