Home / 50,403.09-75,589.20-17,115.74

Finding the Fourth Proportional to 50,403.09, 75,589.20 and 17,115.74

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Solution

The fourth proportional to 50,403.09, 75,589.20 and 17,115.74 is: 25,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,403.09 : 75,589.20 = 17,115.74 : x
  2. Step 2: Convert to fraction form
    50,403.09/75,589.20 = 17,115.74/x
  3. Step 3: Cross multiply
    50,403.09x = 75,589.20 × 17,115.74
  4. Step 4: Simplify right side
    50,403.09x = 1,293,764,999.52
  5. Step 5: Solve for x
    x = 1,293,764,999.52/50,403.09
  6. Step 6: Final answer
    x = 25,668.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.