Home / 19,150.62-26,427.78-10,767.12

Finding the Fourth Proportional to 19,150.62, 26,427.78 and 10,767.12

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Solution

The fourth proportional to 19,150.62, 26,427.78 and 10,767.12 is: 14,858.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.62 : 26,427.78 = 10,767.12 : x
  2. Step 2: Convert to fraction form
    19,150.62/26,427.78 = 10,767.12/x
  3. Step 3: Cross multiply
    19,150.62x = 26,427.78 × 10,767.12
  4. Step 4: Simplify right side
    19,150.62x = 284,551,078.59
  5. Step 5: Solve for x
    x = 284,551,078.59/19,150.62
  6. Step 6: Final answer
    x = 14,858.58

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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.