Home / 18,157.24-27,241.32-6,468.94

Finding the Fourth Proportional to 18,157.24, 27,241.32 and 6,468.94

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Solution

The fourth proportional to 18,157.24, 27,241.32 and 6,468.94 is: 9,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157.24 : 27,241.32 = 6,468.94 : x
  2. Step 2: Convert to fraction form
    18,157.24/27,241.32 = 6,468.94/x
  3. Step 3: Cross multiply
    18,157.24x = 27,241.32 × 6,468.94
  4. Step 4: Simplify right side
    18,157.24x = 176,222,464.60
  5. Step 5: Solve for x
    x = 176,222,464.60/18,157.24
  6. Step 6: Final answer
    x = 9,705.36

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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.