Home / 17,456.72-26,186.70-7,069.28

Finding the Fourth Proportional to 17,456.72, 26,186.70 and 7,069.28

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Solution

The fourth proportional to 17,456.72, 26,186.70 and 7,069.28 is: 10,604.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,456.72 : 26,186.70 = 7,069.28 : x
  2. Step 2: Convert to fraction form
    17,456.72/26,186.70 = 7,069.28/x
  3. Step 3: Cross multiply
    17,456.72x = 26,186.70 × 7,069.28
  4. Step 4: Simplify right side
    17,456.72x = 185,121,114.58
  5. Step 5: Solve for x
    x = 185,121,114.58/17,456.72
  6. Step 6: Final answer
    x = 10,604.58

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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.