Home / 11,380.32-17,173.26-11,029.70

Finding the Fourth Proportional to 11,380.32, 17,173.26 and 11,029.70

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Solution

The fourth proportional to 11,380.32, 17,173.26 and 11,029.70 is: 16,644.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380.32 : 17,173.26 = 11,029.70 : x
  2. Step 2: Convert to fraction form
    11,380.32/17,173.26 = 11,029.70/x
  3. Step 3: Cross multiply
    11,380.32x = 17,173.26 × 11,029.70
  4. Step 4: Simplify right side
    11,380.32x = 189,415,948.76
  5. Step 5: Solve for x
    x = 189,415,948.76/11,380.32
  6. Step 6: Final answer
    x = 16,644.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.