Home / 19,664.38-29,498.46-6,517

Finding the Fourth Proportional to 19,664.38, 29,498.46 and 6,517

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Solution

The fourth proportional to 19,664.38, 29,498.46 and 6,517 is: 9,776.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664.38 : 29,498.46 = 6,517 : x
  2. Step 2: Convert to fraction form
    19,664.38/29,498.46 = 6,517/x
  3. Step 3: Cross multiply
    19,664.38x = 29,498.46 × 6,517
  4. Step 4: Simplify right side
    19,664.38x = 192,241,463.82
  5. Step 5: Solve for x
    x = 192,241,463.82/19,664.38
  6. Step 6: Final answer
    x = 9,776.13

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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.