Home / 18,331.26-27,496.88-6,644.46

Finding the Fourth Proportional to 18,331.26, 27,496.88 and 6,644.46

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Solution

The fourth proportional to 18,331.26, 27,496.88 and 6,644.46 is: 9,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,331.26 : 27,496.88 = 6,644.46 : x
  2. Step 2: Convert to fraction form
    18,331.26/27,496.88 = 6,644.46/x
  3. Step 3: Cross multiply
    18,331.26x = 27,496.88 × 6,644.46
  4. Step 4: Simplify right side
    18,331.26x = 182,701,919.28
  5. Step 5: Solve for x
    x = 182,701,919.28/18,331.26
  6. Step 6: Final answer
    x = 9,966.69

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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.