Home / 11,840.24-17,663.31-11,518.46

Finding the Fourth Proportional to 11,840.24, 17,663.31 and 11,518.46

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Solution

The fourth proportional to 11,840.24, 17,663.31 and 11,518.46 is: 17,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.24 : 17,663.31 = 11,518.46 : x
  2. Step 2: Convert to fraction form
    11,840.24/17,663.31 = 11,518.46/x
  3. Step 3: Cross multiply
    11,840.24x = 17,663.31 × 11,518.46
  4. Step 4: Simplify right side
    11,840.24x = 203,454,129.70
  5. Step 5: Solve for x
    x = 203,454,129.70/11,840.24
  6. Step 6: Final answer
    x = 17,183.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.