Home / 49,439.80-68,227-26,778.84

Finding the Fourth Proportional to 49,439.80, 68,227 and 26,778.84

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Solution

The fourth proportional to 49,439.80, 68,227 and 26,778.84 is: 36,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,439.80 : 68,227 = 26,778.84 : x
  2. Step 2: Convert to fraction form
    49,439.80/68,227 = 26,778.84/x
  3. Step 3: Cross multiply
    49,439.80x = 68,227 × 26,778.84
  4. Step 4: Simplify right side
    49,439.80x = 1,827,039,916.68
  5. Step 5: Solve for x
    x = 1,827,039,916.68/49,439.80
  6. Step 6: Final answer
    x = 36,954.84

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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.