Home / 19,804.80-27,330.66-10,850.88

Finding the Fourth Proportional to 19,804.80, 27,330.66 and 10,850.88

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Solution

The fourth proportional to 19,804.80, 27,330.66 and 10,850.88 is: 14,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,804.80 : 27,330.66 = 10,850.88 : x
  2. Step 2: Convert to fraction form
    19,804.80/27,330.66 = 10,850.88/x
  3. Step 3: Cross multiply
    19,804.80x = 27,330.66 × 10,850.88
  4. Step 4: Simplify right side
    19,804.80x = 296,561,711.98
  5. Step 5: Solve for x
    x = 296,561,711.98/19,804.80
  6. Step 6: Final answer
    x = 14,974.23

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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.