Home / 19,791.92-27,313.08-12,344.24

Finding the Fourth Proportional to 19,791.92, 27,313.08 and 12,344.24

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Solution

The fourth proportional to 19,791.92, 27,313.08 and 12,344.24 is: 17,035.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,791.92 : 27,313.08 = 12,344.24 : x
  2. Step 2: Convert to fraction form
    19,791.92/27,313.08 = 12,344.24/x
  3. Step 3: Cross multiply
    19,791.92x = 27,313.08 × 12,344.24
  4. Step 4: Simplify right side
    19,791.92x = 337,159,214.66
  5. Step 5: Solve for x
    x = 337,159,214.66/19,791.92
  6. Step 6: Final answer
    x = 17,035.19

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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.