Home / 21,831.93-32,747.81-6,249.56

Finding the Fourth Proportional to 21,831.93, 32,747.81 and 6,249.56

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Solution

The fourth proportional to 21,831.93, 32,747.81 and 6,249.56 is: 9,374.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,831.93 : 32,747.81 = 6,249.56 : x
  2. Step 2: Convert to fraction form
    21,831.93/32,747.81 = 6,249.56/x
  3. Step 3: Cross multiply
    21,831.93x = 32,747.81 × 6,249.56
  4. Step 4: Simplify right side
    21,831.93x = 204,659,208.48
  5. Step 5: Solve for x
    x = 204,659,208.48/21,831.93
  6. Step 6: Final answer
    x = 9,374.31

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1.5x scale

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.