Home / 19,711.82-27,201.96-10,759.10

Finding the Fourth Proportional to 19,711.82, 27,201.96 and 10,759.10

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Solution

The fourth proportional to 19,711.82, 27,201.96 and 10,759.10 is: 14,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711.82 : 27,201.96 = 10,759.10 : x
  2. Step 2: Convert to fraction form
    19,711.82/27,201.96 = 10,759.10/x
  3. Step 3: Cross multiply
    19,711.82x = 27,201.96 × 10,759.10
  4. Step 4: Simplify right side
    19,711.82x = 292,668,471.83
  5. Step 5: Solve for x
    x = 292,668,471.83/19,711.82
  6. Step 6: Final answer
    x = 14,847.36

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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.