Home / 18,433.26-27,641.79-5,282.64

Finding the Fourth Proportional to 18,433.26, 27,641.79 and 5,282.64

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Solution

The fourth proportional to 18,433.26, 27,641.79 and 5,282.64 is: 7,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433.26 : 27,641.79 = 5,282.64 : x
  2. Step 2: Convert to fraction form
    18,433.26/27,641.79 = 5,282.64/x
  3. Step 3: Cross multiply
    18,433.26x = 27,641.79 × 5,282.64
  4. Step 4: Simplify right side
    18,433.26x = 146,021,625.53
  5. Step 5: Solve for x
    x = 146,021,625.53/18,433.26
  6. Step 6: Final answer
    x = 7,921.64

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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.