Home / 19,147.26-26,422.97-10,763.76

Finding the Fourth Proportional to 19,147.26, 26,422.97 and 10,763.76

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Solution

The fourth proportional to 19,147.26, 26,422.97 and 10,763.76 is: 14,853.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,147.26 : 26,422.97 = 10,763.76 : x
  2. Step 2: Convert to fraction form
    19,147.26/26,422.97 = 10,763.76/x
  3. Step 3: Cross multiply
    19,147.26x = 26,422.97 × 10,763.76
  4. Step 4: Simplify right side
    19,147.26x = 284,410,453.75
  5. Step 5: Solve for x
    x = 284,410,453.75/19,147.26
  6. Step 6: Final answer
    x = 14,853.85

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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.