Home / 50,689.82-69,945.84-28,025.75

Finding the Fourth Proportional to 50,689.82, 69,945.84 and 28,025.75

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Solution

The fourth proportional to 50,689.82, 69,945.84 and 28,025.75 is: 38,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,689.82 : 69,945.84 = 28,025.75 : x
  2. Step 2: Convert to fraction form
    50,689.82/69,945.84 = 28,025.75/x
  3. Step 3: Cross multiply
    50,689.82x = 69,945.84 × 28,025.75
  4. Step 4: Simplify right side
    50,689.82x = 1,960,284,275.65
  5. Step 5: Solve for x
    x = 1,960,284,275.65/50,689.82
  6. Step 6: Final answer
    x = 38,672.15

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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.