Home / 38,114.98-57,141.94-18,114.43

Finding the Fourth Proportional to 38,114.98, 57,141.94 and 18,114.43

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Solution

The fourth proportional to 38,114.98, 57,141.94 and 18,114.43 is: 27,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,114.98 : 57,141.94 = 18,114.43 : x
  2. Step 2: Convert to fraction form
    38,114.98/57,141.94 = 18,114.43/x
  3. Step 3: Cross multiply
    38,114.98x = 57,141.94 × 18,114.43
  4. Step 4: Simplify right side
    38,114.98x = 1,035,093,672.19
  5. Step 5: Solve for x
    x = 1,035,093,672.19/38,114.98
  6. Step 6: Final answer
    x = 27,157.14

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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.