Home / 17,760.78-26,657.54-9,001.85

Finding the Fourth Proportional to 17,760.78, 26,657.54 and 9,001.85

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Solution

The fourth proportional to 17,760.78, 26,657.54 and 9,001.85 is: 13,511.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760.78 : 26,657.54 = 9,001.85 : x
  2. Step 2: Convert to fraction form
    17,760.78/26,657.54 = 9,001.85/x
  3. Step 3: Cross multiply
    17,760.78x = 26,657.54 × 9,001.85
  4. Step 4: Simplify right side
    17,760.78x = 239,966,998.15
  5. Step 5: Solve for x
    x = 239,966,998.15/17,760.78
  6. Step 6: Final answer
    x = 13,511.06

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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.