Home / 49,809.42-68,737.03-28,299.20

Finding the Fourth Proportional to 49,809.42, 68,737.03 and 28,299.20

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Solution

The fourth proportional to 49,809.42, 68,737.03 and 28,299.20 is: 39,052.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,809.42 : 68,737.03 = 28,299.20 : x
  2. Step 2: Convert to fraction form
    49,809.42/68,737.03 = 28,299.20/x
  3. Step 3: Cross multiply
    49,809.42x = 68,737.03 × 28,299.20
  4. Step 4: Simplify right side
    49,809.42x = 1,945,202,959.38
  5. Step 5: Solve for x
    x = 1,945,202,959.38/49,809.42
  6. Step 6: Final answer
    x = 39,052.91

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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.