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Finding the Fourth Proportional to 26,393.50, 39,595.92 and 7,673.86

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Solution

The fourth proportional to 26,393.50, 39,595.92 and 7,673.86 is: 11,512.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.50 : 39,595.92 = 7,673.86 : x
  2. Step 2: Convert to fraction form
    26,393.50/39,595.92 = 7,673.86/x
  3. Step 3: Cross multiply
    26,393.50x = 39,595.92 × 7,673.86
  4. Step 4: Simplify right side
    26,393.50x = 303,853,546.65
  5. Step 5: Solve for x
    x = 303,853,546.65/26,393.50
  6. Step 6: Final answer
    x = 11,512.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.