Home / 19,743.66-27,246.21-10,791.24

Finding the Fourth Proportional to 19,743.66, 27,246.21 and 10,791.24

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Solution

The fourth proportional to 19,743.66, 27,246.21 and 10,791.24 is: 14,891.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,743.66 : 27,246.21 = 10,791.24 : x
  2. Step 2: Convert to fraction form
    19,743.66/27,246.21 = 10,791.24/x
  3. Step 3: Cross multiply
    19,743.66x = 27,246.21 × 10,791.24
  4. Step 4: Simplify right side
    19,743.66x = 294,020,391.20
  5. Step 5: Solve for x
    x = 294,020,391.20/19,743.66
  6. Step 6: Final answer
    x = 14,891.89

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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.