Home / 12,831.93-19,249.22-3,471.99

Finding the Fourth Proportional to 12,831.93, 19,249.22 and 3,471.99

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Solution

The fourth proportional to 12,831.93, 19,249.22 and 3,471.99 is: 5,208.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,831.93 : 19,249.22 = 3,471.99 : x
  2. Step 2: Convert to fraction form
    12,831.93/19,249.22 = 3,471.99/x
  3. Step 3: Cross multiply
    12,831.93x = 19,249.22 × 3,471.99
  4. Step 4: Simplify right side
    12,831.93x = 66,833,081.99
  5. Step 5: Solve for x
    x = 66,833,081.99/12,831.93
  6. Step 6: Final answer
    x = 5,208.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.