Home / 16,213.07-22,379.62-9,500.87

Finding the Fourth Proportional to 16,213.07, 22,379.62 and 9,500.87

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Solution

The fourth proportional to 16,213.07, 22,379.62 and 9,500.87 is: 13,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,213.07 : 22,379.62 = 9,500.87 : x
  2. Step 2: Convert to fraction form
    16,213.07/22,379.62 = 9,500.87/x
  3. Step 3: Cross multiply
    16,213.07x = 22,379.62 × 9,500.87
  4. Step 4: Simplify right side
    16,213.07x = 212,625,860.27
  5. Step 5: Solve for x
    x = 212,625,860.27/16,213.07
  6. Step 6: Final answer
    x = 13,114.47

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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.