Home / 19,874.16-29,811.17-5,083.05

Finding the Fourth Proportional to 19,874.16, 29,811.17 and 5,083.05

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Solution

The fourth proportional to 19,874.16, 29,811.17 and 5,083.05 is: 7,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.16 : 29,811.17 = 5,083.05 : x
  2. Step 2: Convert to fraction form
    19,874.16/29,811.17 = 5,083.05/x
  3. Step 3: Cross multiply
    19,874.16x = 29,811.17 × 5,083.05
  4. Step 4: Simplify right side
    19,874.16x = 151,531,792.17
  5. Step 5: Solve for x
    x = 151,531,792.17/19,874.16
  6. Step 6: Final answer
    x = 7,624.56

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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.