Home / 34,906.08-48,169.60-18,990.56

Finding the Fourth Proportional to 34,906.08, 48,169.60 and 18,990.56

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Solution

The fourth proportional to 34,906.08, 48,169.60 and 18,990.56 is: 26,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,906.08 : 48,169.60 = 18,990.56 : x
  2. Step 2: Convert to fraction form
    34,906.08/48,169.60 = 18,990.56/x
  3. Step 3: Cross multiply
    34,906.08x = 48,169.60 × 18,990.56
  4. Step 4: Simplify right side
    34,906.08x = 914,767,678.98
  5. Step 5: Solve for x
    x = 914,767,678.98/34,906.08
  6. Step 6: Final answer
    x = 26,206.54

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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.