Home / 38,257.40-57,401.28-17,191.73

Finding the Fourth Proportional to 38,257.40, 57,401.28 and 17,191.73

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Solution

The fourth proportional to 38,257.40, 57,401.28 and 17,191.73 is: 25,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.40 : 57,401.28 = 17,191.73 : x
  2. Step 2: Convert to fraction form
    38,257.40/57,401.28 = 17,191.73/x
  3. Step 3: Cross multiply
    38,257.40x = 57,401.28 × 17,191.73
  4. Step 4: Simplify right side
    38,257.40x = 986,827,020.41
  5. Step 5: Solve for x
    x = 986,827,020.41/38,257.40
  6. Step 6: Final answer
    x = 25,794.41

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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.