Home / 31,771.96-43,845.95-19,025.70

Finding the Fourth Proportional to 31,771.96, 43,845.95 and 19,025.70

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Solution

The fourth proportional to 31,771.96, 43,845.95 and 19,025.70 is: 26,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,771.96 : 43,845.95 = 19,025.70 : x
  2. Step 2: Convert to fraction form
    31,771.96/43,845.95 = 19,025.70/x
  3. Step 3: Cross multiply
    31,771.96x = 43,845.95 × 19,025.70
  4. Step 4: Simplify right side
    31,771.96x = 834,199,890.92
  5. Step 5: Solve for x
    x = 834,199,890.92/31,771.96
  6. Step 6: Final answer
    x = 26,255.85

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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.