Home / 19,316.88-29,001.24-11,433.96

Finding the Fourth Proportional to 19,316.88, 29,001.24 and 11,433.96

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Solution

The fourth proportional to 19,316.88, 29,001.24 and 11,433.96 is: 17,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.88 : 29,001.24 = 11,433.96 : x
  2. Step 2: Convert to fraction form
    19,316.88/29,001.24 = 11,433.96/x
  3. Step 3: Cross multiply
    19,316.88x = 29,001.24 × 11,433.96
  4. Step 4: Simplify right side
    19,316.88x = 331,599,018.11
  5. Step 5: Solve for x
    x = 331,599,018.11/19,316.88
  6. Step 6: Final answer
    x = 17,166.28

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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.