Home / 27,611.62-41,400.48-13,553.80

Finding the Fourth Proportional to 27,611.62, 41,400.48 and 13,553.80

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Solution

The fourth proportional to 27,611.62, 41,400.48 and 13,553.80 is: 20,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,611.62 : 41,400.48 = 13,553.80 : x
  2. Step 2: Convert to fraction form
    27,611.62/41,400.48 = 13,553.80/x
  3. Step 3: Cross multiply
    27,611.62x = 41,400.48 × 13,553.80
  4. Step 4: Simplify right side
    27,611.62x = 561,133,825.82
  5. Step 5: Solve for x
    x = 561,133,825.82/27,611.62
  6. Step 6: Final answer
    x = 20,322.38

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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.