Home / 19,967.22-29,939.59-6,633.08

Finding the Fourth Proportional to 19,967.22, 29,939.59 and 6,633.08

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Solution

The fourth proportional to 19,967.22, 29,939.59 and 6,633.08 is: 9,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.22 : 29,939.59 = 6,633.08 : x
  2. Step 2: Convert to fraction form
    19,967.22/29,939.59 = 6,633.08/x
  3. Step 3: Cross multiply
    19,967.22x = 29,939.59 × 6,633.08
  4. Step 4: Simplify right side
    19,967.22x = 198,591,637.37
  5. Step 5: Solve for x
    x = 198,591,637.37/19,967.22
  6. Step 6: Final answer
    x = 9,945.88

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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.