Home / 38,198.18-57,300.34-14,517.06

Finding the Fourth Proportional to 38,198.18, 57,300.34 and 14,517.06

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Solution

The fourth proportional to 38,198.18, 57,300.34 and 14,517.06 is: 21,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,198.18 : 57,300.34 = 14,517.06 : x
  2. Step 2: Convert to fraction form
    38,198.18/57,300.34 = 14,517.06/x
  3. Step 3: Cross multiply
    38,198.18x = 57,300.34 × 14,517.06
  4. Step 4: Simplify right side
    38,198.18x = 831,832,473.80
  5. Step 5: Solve for x
    x = 831,832,473.80/38,198.18
  6. Step 6: Final answer
    x = 21,776.76

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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.