Home / 31,285.22-43,173.26-16,944.70

Finding the Fourth Proportional to 31,285.22, 43,173.26 and 16,944.70

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Solution

The fourth proportional to 31,285.22, 43,173.26 and 16,944.70 is: 23,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285.22 : 43,173.26 = 16,944.70 : x
  2. Step 2: Convert to fraction form
    31,285.22/43,173.26 = 16,944.70/x
  3. Step 3: Cross multiply
    31,285.22x = 43,173.26 × 16,944.70
  4. Step 4: Simplify right side
    31,285.22x = 731,557,904.92
  5. Step 5: Solve for x
    x = 731,557,904.92/31,285.22
  6. Step 6: Final answer
    x = 23,383.50

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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.