Home / 24,469.92-33,749.28-21,640.32

Finding the Fourth Proportional to 24,469.92, 33,749.28 and 21,640.32

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Solution

The fourth proportional to 24,469.92, 33,749.28 and 21,640.32 is: 29,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,469.92 : 33,749.28 = 21,640.32 : x
  2. Step 2: Convert to fraction form
    24,469.92/33,749.28 = 21,640.32/x
  3. Step 3: Cross multiply
    24,469.92x = 33,749.28 × 21,640.32
  4. Step 4: Simplify right side
    24,469.92x = 730,345,218.97
  5. Step 5: Solve for x
    x = 730,345,218.97/24,469.92
  6. Step 6: Final answer
    x = 29,846.65

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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.