Home / 50,391.14-69,542.65-28,884.47

Finding the Fourth Proportional to 50,391.14, 69,542.65 and 28,884.47

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Solution

The fourth proportional to 50,391.14, 69,542.65 and 28,884.47 is: 39,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,391.14 : 69,542.65 = 28,884.47 : x
  2. Step 2: Convert to fraction form
    50,391.14/69,542.65 = 28,884.47/x
  3. Step 3: Cross multiply
    50,391.14x = 69,542.65 × 28,884.47
  4. Step 4: Simplify right side
    50,391.14x = 2,008,702,167.72
  5. Step 5: Solve for x
    x = 2,008,702,167.72/50,391.14
  6. Step 6: Final answer
    x = 39,862.21

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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.