Home / 13,092.44-18,067.27-7,124.12

Finding the Fourth Proportional to 13,092.44, 18,067.27 and 7,124.12

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Solution

The fourth proportional to 13,092.44, 18,067.27 and 7,124.12 is: 9,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.44 : 18,067.27 = 7,124.12 : x
  2. Step 2: Convert to fraction form
    13,092.44/18,067.27 = 7,124.12/x
  3. Step 3: Cross multiply
    13,092.44x = 18,067.27 × 7,124.12
  4. Step 4: Simplify right side
    13,092.44x = 128,713,363.93
  5. Step 5: Solve for x
    x = 128,713,363.93/13,092.44
  6. Step 6: Final answer
    x = 9,831.12

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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.