Home / 19,626.38-29,440.92-6,487.98

Finding the Fourth Proportional to 19,626.38, 29,440.92 and 6,487.98

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Solution

The fourth proportional to 19,626.38, 29,440.92 and 6,487.98 is: 9,732.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.38 : 29,440.92 = 6,487.98 : x
  2. Step 2: Convert to fraction form
    19,626.38/29,440.92 = 6,487.98/x
  3. Step 3: Cross multiply
    19,626.38x = 29,440.92 × 6,487.98
  4. Step 4: Simplify right side
    19,626.38x = 191,012,100.14
  5. Step 5: Solve for x
    x = 191,012,100.14/19,626.38
  6. Step 6: Final answer
    x = 9,732.42

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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.