Home / 16,712.73-25,070.31-5,619.38

Finding the Fourth Proportional to 16,712.73, 25,070.31 and 5,619.38

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Solution

The fourth proportional to 16,712.73, 25,070.31 and 5,619.38 is: 8,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.73 : 25,070.31 = 5,619.38 : x
  2. Step 2: Convert to fraction form
    16,712.73/25,070.31 = 5,619.38/x
  3. Step 3: Cross multiply
    16,712.73x = 25,070.31 × 5,619.38
  4. Step 4: Simplify right side
    16,712.73x = 140,879,473.26
  5. Step 5: Solve for x
    x = 140,879,473.26/16,712.73
  6. Step 6: Final answer
    x = 8,429.47

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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.