Home / 17,619.99-26,440.64-7,092.35

Finding the Fourth Proportional to 17,619.99, 26,440.64 and 7,092.35

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Solution

The fourth proportional to 17,619.99, 26,440.64 and 7,092.35 is: 10,642.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619.99 : 26,440.64 = 7,092.35 : x
  2. Step 2: Convert to fraction form
    17,619.99/26,440.64 = 7,092.35/x
  3. Step 3: Cross multiply
    17,619.99x = 26,440.64 × 7,092.35
  4. Step 4: Simplify right side
    17,619.99x = 187,526,273.10
  5. Step 5: Solve for x
    x = 187,526,273.10/17,619.99
  6. Step 6: Final answer
    x = 10,642.81

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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.