Home / 49,439.68-68,226.34-26,778.15

Finding the Fourth Proportional to 49,439.68, 68,226.34 and 26,778.15

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Solution

The fourth proportional to 49,439.68, 68,226.34 and 26,778.15 is: 36,953.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,439.68 : 68,226.34 = 26,778.15 : x
  2. Step 2: Convert to fraction form
    49,439.68/68,226.34 = 26,778.15/x
  3. Step 3: Cross multiply
    49,439.68x = 68,226.34 × 26,778.15
  4. Step 4: Simplify right side
    49,439.68x = 1,826,975,166.47
  5. Step 5: Solve for x
    x = 1,826,975,166.47/49,439.68
  6. Step 6: Final answer
    x = 36,953.62

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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.