Home / 35,855.06-49,483.05-19,940.54

Finding the Fourth Proportional to 35,855.06, 49,483.05 and 19,940.54

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Solution

The fourth proportional to 35,855.06, 49,483.05 and 19,940.54 is: 27,519.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855.06 : 49,483.05 = 19,940.54 : x
  2. Step 2: Convert to fraction form
    35,855.06/49,483.05 = 19,940.54/x
  3. Step 3: Cross multiply
    35,855.06x = 49,483.05 × 19,940.54
  4. Step 4: Simplify right side
    35,855.06x = 986,718,737.85
  5. Step 5: Solve for x
    x = 986,718,737.85/35,855.06
  6. Step 6: Final answer
    x = 27,519.65

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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.