Home / 17,766.41-26,666.37-13,072.13

Finding the Fourth Proportional to 17,766.41, 26,666.37 and 13,072.13

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Solution

The fourth proportional to 17,766.41, 26,666.37 and 13,072.13 is: 19,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.41 : 26,666.37 = 13,072.13 : x
  2. Step 2: Convert to fraction form
    17,766.41/26,666.37 = 13,072.13/x
  3. Step 3: Cross multiply
    17,766.41x = 26,666.37 × 13,072.13
  4. Step 4: Simplify right side
    17,766.41x = 348,586,121.94
  5. Step 5: Solve for x
    x = 348,586,121.94/17,766.41
  6. Step 6: Final answer
    x = 19,620.52

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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.