Home / 16,910.12-23,331.76-10,934.60

Finding the Fourth Proportional to 16,910.12, 23,331.76 and 10,934.60

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Solution

The fourth proportional to 16,910.12, 23,331.76 and 10,934.60 is: 15,087.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.12 : 23,331.76 = 10,934.60 : x
  2. Step 2: Convert to fraction form
    16,910.12/23,331.76 = 10,934.60/x
  3. Step 3: Cross multiply
    16,910.12x = 23,331.76 × 10,934.60
  4. Step 4: Simplify right side
    16,910.12x = 255,123,318.90
  5. Step 5: Solve for x
    x = 255,123,318.90/16,910.12
  6. Step 6: Final answer
    x = 15,087.02

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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.