Home / 18,311.77-27,467.65-6,622.25

Finding the Fourth Proportional to 18,311.77, 27,467.65 and 6,622.25

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Solution

The fourth proportional to 18,311.77, 27,467.65 and 6,622.25 is: 9,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,311.77 : 27,467.65 = 6,622.25 : x
  2. Step 2: Convert to fraction form
    18,311.77/27,467.65 = 6,622.25/x
  3. Step 3: Cross multiply
    18,311.77x = 27,467.65 × 6,622.25
  4. Step 4: Simplify right side
    18,311.77x = 181,897,645.21
  5. Step 5: Solve for x
    x = 181,897,645.21/18,311.77
  6. Step 6: Final answer
    x = 9,933.38

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Similar ratio
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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.