Home / 38,185.83-57,255.70-17,122.06

Finding the Fourth Proportional to 38,185.83, 57,255.70 and 17,122.06

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Solution

The fourth proportional to 38,185.83, 57,255.70 and 17,122.06 is: 25,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,185.83 : 57,255.70 = 17,122.06 : x
  2. Step 2: Convert to fraction form
    38,185.83/57,255.70 = 17,122.06/x
  3. Step 3: Cross multiply
    38,185.83x = 57,255.70 × 17,122.06
  4. Step 4: Simplify right side
    38,185.83x = 980,335,530.74
  5. Step 5: Solve for x
    x = 980,335,530.74/38,185.83
  6. Step 6: Final answer
    x = 25,672.76

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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.