Home / 31,092.28-42,906.26-16,944.84

Finding the Fourth Proportional to 31,092.28, 42,906.26 and 16,944.84

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Solution

The fourth proportional to 31,092.28, 42,906.26 and 16,944.84 is: 23,383.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,092.28 : 42,906.26 = 16,944.84 : x
  2. Step 2: Convert to fraction form
    31,092.28/42,906.26 = 16,944.84/x
  3. Step 3: Cross multiply
    31,092.28x = 42,906.26 × 16,944.84
  4. Step 4: Simplify right side
    31,092.28x = 727,039,710.70
  5. Step 5: Solve for x
    x = 727,039,710.70/31,092.28
  6. Step 6: Final answer
    x = 23,383.29

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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.