Home / 31,237.92-43,093.44-19,296.96

Finding the Fourth Proportional to 31,237.92, 43,093.44 and 19,296.96

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Solution

The fourth proportional to 31,237.92, 43,093.44 and 19,296.96 is: 26,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,237.92 : 43,093.44 = 19,296.96 : x
  2. Step 2: Convert to fraction form
    31,237.92/43,093.44 = 19,296.96/x
  3. Step 3: Cross multiply
    31,237.92x = 43,093.44 × 19,296.96
  4. Step 4: Simplify right side
    31,237.92x = 831,572,387.94
  5. Step 5: Solve for x
    x = 831,572,387.94/31,237.92
  6. Step 6: Final answer
    x = 26,620.61

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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.