Home / 17,725.20-26,553.76-9,910.32

Finding the Fourth Proportional to 17,725.20, 26,553.76 and 9,910.32

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Solution

The fourth proportional to 17,725.20, 26,553.76 and 9,910.32 is: 14,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.20 : 26,553.76 = 9,910.32 : x
  2. Step 2: Convert to fraction form
    17,725.20/26,553.76 = 9,910.32/x
  3. Step 3: Cross multiply
    17,725.20x = 26,553.76 × 9,910.32
  4. Step 4: Simplify right side
    17,725.20x = 263,156,258.80
  5. Step 5: Solve for x
    x = 263,156,258.80/17,725.20
  6. Step 6: Final answer
    x = 14,846.45

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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.