Home / 50,107.26-69,147.87-28,886.34

Finding the Fourth Proportional to 50,107.26, 69,147.87 and 28,886.34

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Solution

The fourth proportional to 50,107.26, 69,147.87 and 28,886.34 is: 39,863.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,107.26 : 69,147.87 = 28,886.34 : x
  2. Step 2: Convert to fraction form
    50,107.26/69,147.87 = 28,886.34/x
  3. Step 3: Cross multiply
    50,107.26x = 69,147.87 × 28,886.34
  4. Step 4: Simplify right side
    50,107.26x = 1,997,428,883.10
  5. Step 5: Solve for x
    x = 1,997,428,883.10/50,107.26
  6. Step 6: Final answer
    x = 39,863.06

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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.