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Finding the Fourth Proportional to 33,403.92, 50,111.66 and 11,219.44

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Solution

The fourth proportional to 33,403.92, 50,111.66 and 11,219.44 is: 16,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,403.92 : 50,111.66 = 11,219.44 : x
  2. Step 2: Convert to fraction form
    33,403.92/50,111.66 = 11,219.44/x
  3. Step 3: Cross multiply
    33,403.92x = 50,111.66 × 11,219.44
  4. Step 4: Simplify right side
    33,403.92x = 562,224,762.67
  5. Step 5: Solve for x
    x = 562,224,762.67/33,403.92
  6. Step 6: Final answer
    x = 16,831.10

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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.