Home / 19,967.38-29,939.83-6,633.23

Finding the Fourth Proportional to 19,967.38, 29,939.83 and 6,633.23

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Solution

The fourth proportional to 19,967.38, 29,939.83 and 6,633.23 is: 9,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.38 : 29,939.83 = 6,633.23 : x
  2. Step 2: Convert to fraction form
    19,967.38/29,939.83 = 6,633.23/x
  3. Step 3: Cross multiply
    19,967.38x = 29,939.83 × 6,633.23
  4. Step 4: Simplify right side
    19,967.38x = 198,597,864.89
  5. Step 5: Solve for x
    x = 198,597,864.89/19,967.38
  6. Step 6: Final answer
    x = 9,946.12

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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.