Home / 38,118.88-57,178.32-17,348.32

Finding the Fourth Proportional to 38,118.88, 57,178.32 and 17,348.32

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Solution

The fourth proportional to 38,118.88, 57,178.32 and 17,348.32 is: 26,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,118.88 : 57,178.32 = 17,348.32 : x
  2. Step 2: Convert to fraction form
    38,118.88/57,178.32 = 17,348.32/x
  3. Step 3: Cross multiply
    38,118.88x = 57,178.32 × 17,348.32
  4. Step 4: Simplify right side
    38,118.88x = 991,947,792.42
  5. Step 5: Solve for x
    x = 991,947,792.42/38,118.88
  6. Step 6: Final answer
    x = 26,022.48

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Similar ratio
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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.