Home / 38,116.98-57,144.94-18,116.44

Finding the Fourth Proportional to 38,116.98, 57,144.94 and 18,116.44

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Solution

The fourth proportional to 38,116.98, 57,144.94 and 18,116.44 is: 27,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,116.98 : 57,144.94 = 18,116.44 : x
  2. Step 2: Convert to fraction form
    38,116.98/57,144.94 = 18,116.44/x
  3. Step 3: Cross multiply
    38,116.98x = 57,144.94 × 18,116.44
  4. Step 4: Simplify right side
    38,116.98x = 1,035,262,876.81
  5. Step 5: Solve for x
    x = 1,035,262,876.81/38,116.98
  6. Step 6: Final answer
    x = 27,160.15

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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.