Home / 19,722.08-29,561.21-15,026.61

Finding the Fourth Proportional to 19,722.08, 29,561.21 and 15,026.61

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Solution

The fourth proportional to 19,722.08, 29,561.21 and 15,026.61 is: 22,523.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722.08 : 29,561.21 = 15,026.61 : x
  2. Step 2: Convert to fraction form
    19,722.08/29,561.21 = 15,026.61/x
  3. Step 3: Cross multiply
    19,722.08x = 29,561.21 × 15,026.61
  4. Step 4: Simplify right side
    19,722.08x = 444,204,773.80
  5. Step 5: Solve for x
    x = 444,204,773.80/19,722.08
  6. Step 6: Final answer
    x = 22,523.22

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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.