Home / 50,958.91-70,320.94-28,299.34

Finding the Fourth Proportional to 50,958.91, 70,320.94 and 28,299.34

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Solution

The fourth proportional to 50,958.91, 70,320.94 and 28,299.34 is: 39,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,958.91 : 70,320.94 = 28,299.34 : x
  2. Step 2: Convert to fraction form
    50,958.91/70,320.94 = 28,299.34/x
  3. Step 3: Cross multiply
    50,958.91x = 70,320.94 × 28,299.34
  4. Step 4: Simplify right side
    50,958.91x = 1,990,036,207.33
  5. Step 5: Solve for x
    x = 1,990,036,207.33/50,958.91
  6. Step 6: Final answer
    x = 39,051.78

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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.