Home / 13,239.88-19,863.16-5,846.38

Finding the Fourth Proportional to 13,239.88, 19,863.16 and 5,846.38

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Solution

The fourth proportional to 13,239.88, 19,863.16 and 5,846.38 is: 8,771.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239.88 : 19,863.16 = 5,846.38 : x
  2. Step 2: Convert to fraction form
    13,239.88/19,863.16 = 5,846.38/x
  3. Step 3: Cross multiply
    13,239.88x = 19,863.16 × 5,846.38
  4. Step 4: Simplify right side
    13,239.88x = 116,127,581.36
  5. Step 5: Solve for x
    x = 116,127,581.36/13,239.88
  6. Step 6: Final answer
    x = 8,771.04

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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.