Home / 19,474.62-29,199.15-6,988.38

Finding the Fourth Proportional to 19,474.62, 29,199.15 and 6,988.38

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Solution

The fourth proportional to 19,474.62, 29,199.15 and 6,988.38 is: 10,477.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.62 : 29,199.15 = 6,988.38 : x
  2. Step 2: Convert to fraction form
    19,474.62/29,199.15 = 6,988.38/x
  3. Step 3: Cross multiply
    19,474.62x = 29,199.15 × 6,988.38
  4. Step 4: Simplify right side
    19,474.62x = 204,054,755.88
  5. Step 5: Solve for x
    x = 204,054,755.88/19,474.62
  6. Step 6: Final answer
    x = 10,477.98

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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.