Home / 22,163.55-30,575.23-14,995.99

Finding the Fourth Proportional to 22,163.55, 30,575.23 and 14,995.99

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Solution

The fourth proportional to 22,163.55, 30,575.23 and 14,995.99 is: 20,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,163.55 : 30,575.23 = 14,995.99 : x
  2. Step 2: Convert to fraction form
    22,163.55/30,575.23 = 14,995.99/x
  3. Step 3: Cross multiply
    22,163.55x = 30,575.23 × 14,995.99
  4. Step 4: Simplify right side
    22,163.55x = 458,505,843.33
  5. Step 5: Solve for x
    x = 458,505,843.33/22,163.55
  6. Step 6: Final answer
    x = 20,687.38

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.