Home / 22,110.92-30,512.88-12,039.34

Finding the Fourth Proportional to 22,110.92, 30,512.88 and 12,039.34

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Solution

The fourth proportional to 22,110.92, 30,512.88 and 12,039.34 is: 16,614.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.92 : 30,512.88 = 12,039.34 : x
  2. Step 2: Convert to fraction form
    22,110.92/30,512.88 = 12,039.34/x
  3. Step 3: Cross multiply
    22,110.92x = 30,512.88 × 12,039.34
  4. Step 4: Simplify right side
    22,110.92x = 367,354,936.70
  5. Step 5: Solve for x
    x = 367,354,936.70/22,110.92
  6. Step 6: Final answer
    x = 16,614.19

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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.