Home / 19,695.92-27,180.45-10,743.61

Finding the Fourth Proportional to 19,695.92, 27,180.45 and 10,743.61

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Solution

The fourth proportional to 19,695.92, 27,180.45 and 10,743.61 is: 14,826.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.92 : 27,180.45 = 10,743.61 : x
  2. Step 2: Convert to fraction form
    19,695.92/27,180.45 = 10,743.61/x
  3. Step 3: Cross multiply
    19,695.92x = 27,180.45 × 10,743.61
  4. Step 4: Simplify right side
    19,695.92x = 292,016,154.42
  5. Step 5: Solve for x
    x = 292,016,154.42/19,695.92
  6. Step 6: Final answer
    x = 14,826.23

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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.