Home / 19,804.12-27,329.25-10,851.43

Finding the Fourth Proportional to 19,804.12, 27,329.25 and 10,851.43

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Solution

The fourth proportional to 19,804.12, 27,329.25 and 10,851.43 is: 14,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,804.12 : 27,329.25 = 10,851.43 : x
  2. Step 2: Convert to fraction form
    19,804.12/27,329.25 = 10,851.43/x
  3. Step 3: Cross multiply
    19,804.12x = 27,329.25 × 10,851.43
  4. Step 4: Simplify right side
    19,804.12x = 296,561,306.68
  5. Step 5: Solve for x
    x = 296,561,306.68/19,804.12
  6. Step 6: Final answer
    x = 14,974.73

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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.