Home / 15,144.09-22,716.90-5,784.92

Finding the Fourth Proportional to 15,144.09, 22,716.90 and 5,784.92

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Solution

The fourth proportional to 15,144.09, 22,716.90 and 5,784.92 is: 8,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,144.09 : 22,716.90 = 5,784.92 : x
  2. Step 2: Convert to fraction form
    15,144.09/22,716.90 = 5,784.92/x
  3. Step 3: Cross multiply
    15,144.09x = 22,716.90 × 5,784.92
  4. Step 4: Simplify right side
    15,144.09x = 131,415,335.56
  5. Step 5: Solve for x
    x = 131,415,335.56/15,144.09
  6. Step 6: Final answer
    x = 8,677.66

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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.