Home / 17,338.84-23,939.33-11,380.64

Finding the Fourth Proportional to 17,338.84, 23,939.33 and 11,380.64

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Solution

The fourth proportional to 17,338.84, 23,939.33 and 11,380.64 is: 15,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,338.84 : 23,939.33 = 11,380.64 : x
  2. Step 2: Convert to fraction form
    17,338.84/23,939.33 = 11,380.64/x
  3. Step 3: Cross multiply
    17,338.84x = 23,939.33 × 11,380.64
  4. Step 4: Simplify right side
    17,338.84x = 272,444,719.97
  5. Step 5: Solve for x
    x = 272,444,719.97/17,338.84
  6. Step 6: Final answer
    x = 15,712.97

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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.