Home / 38,078.95-57,131.94-17,017.06

Finding the Fourth Proportional to 38,078.95, 57,131.94 and 17,017.06

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Solution

The fourth proportional to 38,078.95, 57,131.94 and 17,017.06 is: 25,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,078.95 : 57,131.94 = 17,017.06 : x
  2. Step 2: Convert to fraction form
    38,078.95/57,131.94 = 17,017.06/x
  3. Step 3: Cross multiply
    38,078.95x = 57,131.94 × 17,017.06
  4. Step 4: Simplify right side
    38,078.95x = 972,217,650.90
  5. Step 5: Solve for x
    x = 972,217,650.90/38,078.95
  6. Step 6: Final answer
    x = 25,531.63

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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.