Home / 16,022.39-22,110.77-9,311.95

Finding the Fourth Proportional to 16,022.39, 22,110.77 and 9,311.95

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Solution

The fourth proportional to 16,022.39, 22,110.77 and 9,311.95 is: 12,850.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,022.39 : 22,110.77 = 9,311.95 : x
  2. Step 2: Convert to fraction form
    16,022.39/22,110.77 = 9,311.95/x
  3. Step 3: Cross multiply
    16,022.39x = 22,110.77 × 9,311.95
  4. Step 4: Simplify right side
    16,022.39x = 205,894,274.15
  5. Step 5: Solve for x
    x = 205,894,274.15/16,022.39
  6. Step 6: Final answer
    x = 12,850.41

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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.