Home / 12,833.92-19,236.80-5,041.28

Finding the Fourth Proportional to 12,833.92, 19,236.80 and 5,041.28

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Solution

The fourth proportional to 12,833.92, 19,236.80 and 5,041.28 is: 7,556.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833.92 : 19,236.80 = 5,041.28 : x
  2. Step 2: Convert to fraction form
    12,833.92/19,236.80 = 5,041.28/x
  3. Step 3: Cross multiply
    12,833.92x = 19,236.80 × 5,041.28
  4. Step 4: Simplify right side
    12,833.92x = 96,978,095.10
  5. Step 5: Solve for x
    x = 96,978,095.10/12,833.92
  6. Step 6: Final answer
    x = 7,556.39

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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.