Home / 22,611.24-31,195.98-13,050.84

Finding the Fourth Proportional to 22,611.24, 31,195.98 and 13,050.84

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Solution

The fourth proportional to 22,611.24, 31,195.98 and 13,050.84 is: 18,005.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,611.24 : 31,195.98 = 13,050.84 : x
  2. Step 2: Convert to fraction form
    22,611.24/31,195.98 = 13,050.84/x
  3. Step 3: Cross multiply
    22,611.24x = 31,195.98 × 13,050.84
  4. Step 4: Simplify right side
    22,611.24x = 407,133,743.62
  5. Step 5: Solve for x
    x = 407,133,743.62/22,611.24
  6. Step 6: Final answer
    x = 18,005.81

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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.