Home / 52,113.48-71,917.92-31,958.79

Finding the Fourth Proportional to 52,113.48, 71,917.92 and 31,958.79

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Solution

The fourth proportional to 52,113.48, 71,917.92 and 31,958.79 is: 44,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,113.48 : 71,917.92 = 31,958.79 : x
  2. Step 2: Convert to fraction form
    52,113.48/71,917.92 = 31,958.79/x
  3. Step 3: Cross multiply
    52,113.48x = 71,917.92 × 31,958.79
  4. Step 4: Simplify right side
    52,113.48x = 2,298,409,702.52
  5. Step 5: Solve for x
    x = 2,298,409,702.52/52,113.48
  6. Step 6: Final answer
    x = 44,103.94

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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.