Home / 19,882.15-29,815.93-5,838.58

Finding the Fourth Proportional to 19,882.15, 29,815.93 and 5,838.58

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Solution

The fourth proportional to 19,882.15, 29,815.93 and 5,838.58 is: 8,755.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882.15 : 29,815.93 = 5,838.58 : x
  2. Step 2: Convert to fraction form
    19,882.15/29,815.93 = 5,838.58/x
  3. Step 3: Cross multiply
    19,882.15x = 29,815.93 × 5,838.58
  4. Step 4: Simplify right side
    19,882.15x = 174,082,692.58
  5. Step 5: Solve for x
    x = 174,082,692.58/19,882.15
  6. Step 6: Final answer
    x = 8,755.73

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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.