Home / 13,092.41-18,067.44-7,124.10

Finding the Fourth Proportional to 13,092.41, 18,067.44 and 7,124.10

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Solution

The fourth proportional to 13,092.41, 18,067.44 and 7,124.10 is: 9,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.41 : 18,067.44 = 7,124.10 : x
  2. Step 2: Convert to fraction form
    13,092.41/18,067.44 = 7,124.10/x
  3. Step 3: Cross multiply
    13,092.41x = 18,067.44 × 7,124.10
  4. Step 4: Simplify right side
    13,092.41x = 128,714,249.30
  5. Step 5: Solve for x
    x = 128,714,249.30/13,092.41
  6. Step 6: Final answer
    x = 9,831.21

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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.