Home / 50,964.05-70,331.33-28,305.14

Finding the Fourth Proportional to 50,964.05, 70,331.33 and 28,305.14

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Solution

The fourth proportional to 50,964.05, 70,331.33 and 28,305.14 is: 39,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,964.05 : 70,331.33 = 28,305.14 : x
  2. Step 2: Convert to fraction form
    50,964.05/70,331.33 = 28,305.14/x
  3. Step 3: Cross multiply
    50,964.05x = 70,331.33 × 28,305.14
  4. Step 4: Simplify right side
    50,964.05x = 1,990,737,648.85
  5. Step 5: Solve for x
    x = 1,990,737,648.85/50,964.05
  6. Step 6: Final answer
    x = 39,061.61

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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.