Home / 22,170.32-30,592.26-13,560.82

Finding the Fourth Proportional to 22,170.32, 30,592.26 and 13,560.82

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Solution

The fourth proportional to 22,170.32, 30,592.26 and 13,560.82 is: 18,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,170.32 : 30,592.26 = 13,560.82 : x
  2. Step 2: Convert to fraction form
    22,170.32/30,592.26 = 13,560.82/x
  3. Step 3: Cross multiply
    22,170.32x = 30,592.26 × 13,560.82
  4. Step 4: Simplify right side
    22,170.32x = 414,856,131.25
  5. Step 5: Solve for x
    x = 414,856,131.25/22,170.32
  6. Step 6: Final answer
    x = 18,712.23

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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.