Home / 38,942.64-58,421.22-18,166.14

Finding the Fourth Proportional to 38,942.64, 58,421.22 and 18,166.14

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Solution

The fourth proportional to 38,942.64, 58,421.22 and 18,166.14 is: 27,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,942.64 : 58,421.22 = 18,166.14 : x
  2. Step 2: Convert to fraction form
    38,942.64/58,421.22 = 18,166.14/x
  3. Step 3: Cross multiply
    38,942.64x = 58,421.22 × 18,166.14
  4. Step 4: Simplify right side
    38,942.64x = 1,061,288,061.49
  5. Step 5: Solve for x
    x = 1,061,288,061.49/38,942.64
  6. Step 6: Final answer
    x = 27,252.60

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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.