Home / 49,680.06-68,560.23-28,463.42

Finding the Fourth Proportional to 49,680.06, 68,560.23 and 28,463.42

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Solution

The fourth proportional to 49,680.06, 68,560.23 and 28,463.42 is: 39,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,680.06 : 68,560.23 = 28,463.42 : x
  2. Step 2: Convert to fraction form
    49,680.06/68,560.23 = 28,463.42/x
  3. Step 3: Cross multiply
    49,680.06x = 68,560.23 × 28,463.42
  4. Step 4: Simplify right side
    49,680.06x = 1,951,458,621.79
  5. Step 5: Solve for x
    x = 1,951,458,621.79/49,680.06
  6. Step 6: Final answer
    x = 39,280.52

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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.