Home / 50,281.44-69,386.15-30,149.43

Finding the Fourth Proportional to 50,281.44, 69,386.15 and 30,149.43

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Solution

The fourth proportional to 50,281.44, 69,386.15 and 30,149.43 is: 41,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,281.44 : 69,386.15 = 30,149.43 : x
  2. Step 2: Convert to fraction form
    50,281.44/69,386.15 = 30,149.43/x
  3. Step 3: Cross multiply
    50,281.44x = 69,386.15 × 30,149.43
  4. Step 4: Simplify right side
    50,281.44x = 2,091,952,721.65
  5. Step 5: Solve for x
    x = 2,091,952,721.65/50,281.44
  6. Step 6: Final answer
    x = 41,604.87

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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.