Home / 16,939.26-25,404.30-7,076.48

Finding the Fourth Proportional to 16,939.26, 25,404.30 and 7,076.48

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Solution

The fourth proportional to 16,939.26, 25,404.30 and 7,076.48 is: 10,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.26 : 25,404.30 = 7,076.48 : x
  2. Step 2: Convert to fraction form
    16,939.26/25,404.30 = 7,076.48/x
  3. Step 3: Cross multiply
    16,939.26x = 25,404.30 × 7,076.48
  4. Step 4: Simplify right side
    16,939.26x = 179,772,893.84
  5. Step 5: Solve for x
    x = 179,772,893.84/16,939.26
  6. Step 6: Final answer
    x = 10,612.80

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1.5x scale

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.