Home / 50,668.20-75,995.16-17,387.68

Finding the Fourth Proportional to 50,668.20, 75,995.16 and 17,387.68

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Solution

The fourth proportional to 50,668.20, 75,995.16 and 17,387.68 is: 26,079.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,668.20 : 75,995.16 = 17,387.68 : x
  2. Step 2: Convert to fraction form
    50,668.20/75,995.16 = 17,387.68/x
  3. Step 3: Cross multiply
    50,668.20x = 75,995.16 × 17,387.68
  4. Step 4: Simplify right side
    50,668.20x = 1,321,379,523.63
  5. Step 5: Solve for x
    x = 1,321,379,523.63/50,668.20
  6. Step 6: Final answer
    x = 26,079.07

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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.