Home / 49,944-68,921.08-28,432.42

Finding the Fourth Proportional to 49,944, 68,921.08 and 28,432.42

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Solution

The fourth proportional to 49,944, 68,921.08 and 28,432.42 is: 39,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,944 : 68,921.08 = 28,432.42 : x
  2. Step 2: Convert to fraction form
    49,944/68,921.08 = 28,432.42/x
  3. Step 3: Cross multiply
    49,944x = 68,921.08 × 28,432.42
  4. Step 4: Simplify right side
    49,944x = 1,959,593,093.41
  5. Step 5: Solve for x
    x = 1,959,593,093.41/49,944
  6. Step 6: Final answer
    x = 39,235.81

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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.