Home / 16,089.66-22,208.16-11,310.66

Finding the Fourth Proportional to 16,089.66, 22,208.16 and 11,310.66

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Solution

The fourth proportional to 16,089.66, 22,208.16 and 11,310.66 is: 15,611.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,089.66 : 22,208.16 = 11,310.66 : x
  2. Step 2: Convert to fraction form
    16,089.66/22,208.16 = 11,310.66/x
  3. Step 3: Cross multiply
    16,089.66x = 22,208.16 × 11,310.66
  4. Step 4: Simplify right side
    16,089.66x = 251,188,946.99
  5. Step 5: Solve for x
    x = 251,188,946.99/16,089.66
  6. Step 6: Final answer
    x = 15,611.82

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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.