Home / 19,922.08-29,887.60-6,072.48

Finding the Fourth Proportional to 19,922.08, 29,887.60 and 6,072.48

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Solution

The fourth proportional to 19,922.08, 29,887.60 and 6,072.48 is: 9,110.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.08 : 29,887.60 = 6,072.48 : x
  2. Step 2: Convert to fraction form
    19,922.08/29,887.60 = 6,072.48/x
  3. Step 3: Cross multiply
    19,922.08x = 29,887.60 × 6,072.48
  4. Step 4: Simplify right side
    19,922.08x = 181,491,853.25
  5. Step 5: Solve for x
    x = 181,491,853.25/19,922.08
  6. Step 6: Final answer
    x = 9,110.09

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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.