Home / 15,913.31-23,869.96-4,067.11

Finding the Fourth Proportional to 15,913.31, 23,869.96 and 4,067.11

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Solution

The fourth proportional to 15,913.31, 23,869.96 and 4,067.11 is: 6,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,913.31 : 23,869.96 = 4,067.11 : x
  2. Step 2: Convert to fraction form
    15,913.31/23,869.96 = 4,067.11/x
  3. Step 3: Cross multiply
    15,913.31x = 23,869.96 × 4,067.11
  4. Step 4: Simplify right side
    15,913.31x = 97,081,753.02
  5. Step 5: Solve for x
    x = 97,081,753.02/15,913.31
  6. Step 6: Final answer
    x = 6,100.66

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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.