Home / 17,940.48-24,760.32-11,335.68

Finding the Fourth Proportional to 17,940.48, 24,760.32 and 11,335.68

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Solution

The fourth proportional to 17,940.48, 24,760.32 and 11,335.68 is: 15,644.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.48 : 24,760.32 = 11,335.68 : x
  2. Step 2: Convert to fraction form
    17,940.48/24,760.32 = 11,335.68/x
  3. Step 3: Cross multiply
    17,940.48x = 24,760.32 × 11,335.68
  4. Step 4: Simplify right side
    17,940.48x = 280,675,064.22
  5. Step 5: Solve for x
    x = 280,675,064.22/17,940.48
  6. Step 6: Final answer
    x = 15,644.79

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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.