Home / 30,257.27-41,757.48-16,831.11

Finding the Fourth Proportional to 30,257.27, 41,757.48 and 16,831.11

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Solution

The fourth proportional to 30,257.27, 41,757.48 and 16,831.11 is: 23,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257.27 : 41,757.48 = 16,831.11 : x
  2. Step 2: Convert to fraction form
    30,257.27/41,757.48 = 16,831.11/x
  3. Step 3: Cross multiply
    30,257.27x = 41,757.48 × 16,831.11
  4. Step 4: Simplify right side
    30,257.27x = 702,824,739.20
  5. Step 5: Solve for x
    x = 702,824,739.20/30,257.27
  6. Step 6: Final answer
    x = 23,228.30

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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.