Home / 35,912.76-49,560.80-20,601.94

Finding the Fourth Proportional to 35,912.76, 49,560.80 and 20,601.94

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Solution

The fourth proportional to 35,912.76, 49,560.80 and 20,601.94 is: 28,431.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,912.76 : 49,560.80 = 20,601.94 : x
  2. Step 2: Convert to fraction form
    35,912.76/49,560.80 = 20,601.94/x
  3. Step 3: Cross multiply
    35,912.76x = 49,560.80 × 20,601.94
  4. Step 4: Simplify right side
    35,912.76x = 1,021,048,524.94
  5. Step 5: Solve for x
    x = 1,021,048,524.94/35,912.76
  6. Step 6: Final answer
    x = 28,431.36

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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.