Home / 17,131.96-25,685.48-11,571.52

Finding the Fourth Proportional to 17,131.96, 25,685.48 and 11,571.52

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Solution

The fourth proportional to 17,131.96, 25,685.48 and 11,571.52 is: 17,348.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,131.96 : 25,685.48 = 11,571.52 : x
  2. Step 2: Convert to fraction form
    17,131.96/25,685.48 = 11,571.52/x
  3. Step 3: Cross multiply
    17,131.96x = 25,685.48 × 11,571.52
  4. Step 4: Simplify right side
    17,131.96x = 297,220,045.53
  5. Step 5: Solve for x
    x = 297,220,045.53/17,131.96
  6. Step 6: Final answer
    x = 17,348.86

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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.