Home / 13,324.30-19,988.27-5,001.82

Finding the Fourth Proportional to 13,324.30, 19,988.27 and 5,001.82

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Solution

The fourth proportional to 13,324.30, 19,988.27 and 5,001.82 is: 7,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.30 : 19,988.27 = 5,001.82 : x
  2. Step 2: Convert to fraction form
    13,324.30/19,988.27 = 5,001.82/x
  3. Step 3: Cross multiply
    13,324.30x = 19,988.27 × 5,001.82
  4. Step 4: Simplify right side
    13,324.30x = 99,977,672.43
  5. Step 5: Solve for x
    x = 99,977,672.43/13,324.30
  6. Step 6: Final answer
    x = 7,503.41

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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.