Home / 11,724.44-16,181.79-11,335.19

Finding the Fourth Proportional to 11,724.44, 16,181.79 and 11,335.19

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Solution

The fourth proportional to 11,724.44, 16,181.79 and 11,335.19 is: 15,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.44 : 16,181.79 = 11,335.19 : x
  2. Step 2: Convert to fraction form
    11,724.44/16,181.79 = 11,335.19/x
  3. Step 3: Cross multiply
    11,724.44x = 16,181.79 × 11,335.19
  4. Step 4: Simplify right side
    11,724.44x = 183,423,664.19
  5. Step 5: Solve for x
    x = 183,423,664.19/11,724.44
  6. Step 6: Final answer
    x = 15,644.56

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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.