Home / 33,622.13-50,403.11-13,888.10

Finding the Fourth Proportional to 33,622.13, 50,403.11 and 13,888.10

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Solution

The fourth proportional to 33,622.13, 50,403.11 and 13,888.10 is: 20,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,622.13 : 50,403.11 = 13,888.10 : x
  2. Step 2: Convert to fraction form
    33,622.13/50,403.11 = 13,888.10/x
  3. Step 3: Cross multiply
    33,622.13x = 50,403.11 × 13,888.10
  4. Step 4: Simplify right side
    33,622.13x = 700,003,110.53
  5. Step 5: Solve for x
    x = 700,003,110.53/33,622.13
  6. Step 6: Final answer
    x = 20,819.72

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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.