Home / 13,239.83-19,844.07-5,828.79

Finding the Fourth Proportional to 13,239.83, 19,844.07 and 5,828.79

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Solution

The fourth proportional to 13,239.83, 19,844.07 and 5,828.79 is: 8,736.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239.83 : 19,844.07 = 5,828.79 : x
  2. Step 2: Convert to fraction form
    13,239.83/19,844.07 = 5,828.79/x
  3. Step 3: Cross multiply
    13,239.83x = 19,844.07 × 5,828.79
  4. Step 4: Simplify right side
    13,239.83x = 115,666,916.78
  5. Step 5: Solve for x
    x = 115,666,916.78/13,239.83
  6. Step 6: Final answer
    x = 8,736.29

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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.