Home / 19,884.16-29,826.06-5,092.96

Finding the Fourth Proportional to 19,884.16, 29,826.06 and 5,092.96

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Solution

The fourth proportional to 19,884.16, 29,826.06 and 5,092.96 is: 7,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.16 : 29,826.06 = 5,092.96 : x
  2. Step 2: Convert to fraction form
    19,884.16/29,826.06 = 5,092.96/x
  3. Step 3: Cross multiply
    19,884.16x = 29,826.06 × 5,092.96
  4. Step 4: Simplify right side
    19,884.16x = 151,902,930.54
  5. Step 5: Solve for x
    x = 151,902,930.54/19,884.16
  6. Step 6: Final answer
    x = 7,639.39

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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.