Home / 16,137.77-22,270.79-8,967.66

Finding the Fourth Proportional to 16,137.77, 22,270.79 and 8,967.66

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Solution

The fourth proportional to 16,137.77, 22,270.79 and 8,967.66 is: 12,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,137.77 : 22,270.79 = 8,967.66 : x
  2. Step 2: Convert to fraction form
    16,137.77/22,270.79 = 8,967.66/x
  3. Step 3: Cross multiply
    16,137.77x = 22,270.79 × 8,967.66
  4. Step 4: Simplify right side
    16,137.77x = 199,716,889.56
  5. Step 5: Solve for x
    x = 199,716,889.56/16,137.77
  6. Step 6: Final answer
    x = 12,375.74

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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.