Home / 19,076.97-26,331.71-11,522.10

Finding the Fourth Proportional to 19,076.97, 26,331.71 and 11,522.10

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Solution

The fourth proportional to 19,076.97, 26,331.71 and 11,522.10 is: 15,903.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076.97 : 26,331.71 = 11,522.10 : x
  2. Step 2: Convert to fraction form
    19,076.97/26,331.71 = 11,522.10/x
  3. Step 3: Cross multiply
    19,076.97x = 26,331.71 × 11,522.10
  4. Step 4: Simplify right side
    19,076.97x = 303,396,538.18
  5. Step 5: Solve for x
    x = 303,396,538.18/19,076.97
  6. Step 6: Final answer
    x = 15,903.81

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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.