Home / 19,816.41-29,729.16-6,668.43

Finding the Fourth Proportional to 19,816.41, 29,729.16 and 6,668.43

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Solution

The fourth proportional to 19,816.41, 29,729.16 and 6,668.43 is: 10,004.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816.41 : 29,729.16 = 6,668.43 : x
  2. Step 2: Convert to fraction form
    19,816.41/29,729.16 = 6,668.43/x
  3. Step 3: Cross multiply
    19,816.41x = 29,729.16 × 6,668.43
  4. Step 4: Simplify right side
    19,816.41x = 198,246,822.42
  5. Step 5: Solve for x
    x = 198,246,822.42/19,816.41
  6. Step 6: Final answer
    x = 10,004.17

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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.