Home / 34,906.05-48,168.97-18,990.16

Finding the Fourth Proportional to 34,906.05, 48,168.97 and 18,990.16

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Solution

The fourth proportional to 34,906.05, 48,168.97 and 18,990.16 is: 26,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,906.05 : 48,168.97 = 18,990.16 : x
  2. Step 2: Convert to fraction form
    34,906.05/48,168.97 = 18,990.16/x
  3. Step 3: Cross multiply
    34,906.05x = 48,168.97 × 18,990.16
  4. Step 4: Simplify right side
    34,906.05x = 914,736,279.44
  5. Step 5: Solve for x
    x = 914,736,279.44/34,906.05
  6. Step 6: Final answer
    x = 26,205.67

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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.