Home / 19,876.75-29,815.27-5,837.02

Finding the Fourth Proportional to 19,876.75, 29,815.27 and 5,837.02

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Solution

The fourth proportional to 19,876.75, 29,815.27 and 5,837.02 is: 8,755.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,876.75 : 29,815.27 = 5,837.02 : x
  2. Step 2: Convert to fraction form
    19,876.75/29,815.27 = 5,837.02/x
  3. Step 3: Cross multiply
    19,876.75x = 29,815.27 × 5,837.02
  4. Step 4: Simplify right side
    19,876.75x = 174,032,178.22
  5. Step 5: Solve for x
    x = 174,032,178.22/19,876.75
  6. Step 6: Final answer
    x = 8,755.57

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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.