Home / 33,114.12-45,684.15-20,363.22

Finding the Fourth Proportional to 33,114.12, 45,684.15 and 20,363.22

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Solution

The fourth proportional to 33,114.12, 45,684.15 and 20,363.22 is: 28,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.12 : 45,684.15 = 20,363.22 : x
  2. Step 2: Convert to fraction form
    33,114.12/45,684.15 = 20,363.22/x
  3. Step 3: Cross multiply
    33,114.12x = 45,684.15 × 20,363.22
  4. Step 4: Simplify right side
    33,114.12x = 930,276,396.96
  5. Step 5: Solve for x
    x = 930,276,396.96/33,114.12
  6. Step 6: Final answer
    x = 28,093.04

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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.