Home / 17,234.24-23,782.20-9,679.28

Finding the Fourth Proportional to 17,234.24, 23,782.20 and 9,679.28

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Solution

The fourth proportional to 17,234.24, 23,782.20 and 9,679.28 is: 13,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,234.24 : 23,782.20 = 9,679.28 : x
  2. Step 2: Convert to fraction form
    17,234.24/23,782.20 = 9,679.28/x
  3. Step 3: Cross multiply
    17,234.24x = 23,782.20 × 9,679.28
  4. Step 4: Simplify right side
    17,234.24x = 230,194,572.82
  5. Step 5: Solve for x
    x = 230,194,572.82/17,234.24
  6. Step 6: Final answer
    x = 13,356.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.