Home / 50,786.38-70,119.84-31,673.62

Finding the Fourth Proportional to 50,786.38, 70,119.84 and 31,673.62

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Solution

The fourth proportional to 50,786.38, 70,119.84 and 31,673.62 is: 43,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,786.38 : 70,119.84 = 31,673.62 : x
  2. Step 2: Convert to fraction form
    50,786.38/70,119.84 = 31,673.62/x
  3. Step 3: Cross multiply
    50,786.38x = 70,119.84 × 31,673.62
  4. Step 4: Simplify right side
    50,786.38x = 2,220,949,166.62
  5. Step 5: Solve for x
    x = 2,220,949,166.62/50,786.38
  6. Step 6: Final answer
    x = 43,731.20

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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.