Home / 12,833.70-19,244.64-5,331.87

Finding the Fourth Proportional to 12,833.70, 19,244.64 and 5,331.87

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Solution

The fourth proportional to 12,833.70, 19,244.64 and 5,331.87 is: 7,995.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833.70 : 19,244.64 = 5,331.87 : x
  2. Step 2: Convert to fraction form
    12,833.70/19,244.64 = 5,331.87/x
  3. Step 3: Cross multiply
    12,833.70x = 19,244.64 × 5,331.87
  4. Step 4: Simplify right side
    12,833.70x = 102,609,918.68
  5. Step 5: Solve for x
    x = 102,609,918.68/12,833.70
  6. Step 6: Final answer
    x = 7,995.35

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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.