Home / 19,795.12-29,691.60-5,004.08

Finding the Fourth Proportional to 19,795.12, 29,691.60 and 5,004.08

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Solution

The fourth proportional to 19,795.12, 29,691.60 and 5,004.08 is: 7,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.12 : 29,691.60 = 5,004.08 : x
  2. Step 2: Convert to fraction form
    19,795.12/29,691.60 = 5,004.08/x
  3. Step 3: Cross multiply
    19,795.12x = 29,691.60 × 5,004.08
  4. Step 4: Simplify right side
    19,795.12x = 148,579,141.73
  5. Step 5: Solve for x
    x = 148,579,141.73/19,795.12
  6. Step 6: Final answer
    x = 7,505.85

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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.