Home / 50,015.26-69,020.38-28,506.29

Finding the Fourth Proportional to 50,015.26, 69,020.38 and 28,506.29

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Solution

The fourth proportional to 50,015.26, 69,020.38 and 28,506.29 is: 39,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,015.26 : 69,020.38 = 28,506.29 : x
  2. Step 2: Convert to fraction form
    50,015.26/69,020.38 = 28,506.29/x
  3. Step 3: Cross multiply
    50,015.26x = 69,020.38 × 28,506.29
  4. Step 4: Simplify right side
    50,015.26x = 1,967,514,551.82
  5. Step 5: Solve for x
    x = 1,967,514,551.82/50,015.26
  6. Step 6: Final answer
    x = 39,338.29

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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.