Home / 26,630.08-39,951.26-7,909.70

Finding the Fourth Proportional to 26,630.08, 39,951.26 and 7,909.70

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Solution

The fourth proportional to 26,630.08, 39,951.26 and 7,909.70 is: 11,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.08 : 39,951.26 = 7,909.70 : x
  2. Step 2: Convert to fraction form
    26,630.08/39,951.26 = 7,909.70/x
  3. Step 3: Cross multiply
    26,630.08x = 39,951.26 × 7,909.70
  4. Step 4: Simplify right side
    26,630.08x = 316,002,481.22
  5. Step 5: Solve for x
    x = 316,002,481.22/26,630.08
  6. Step 6: Final answer
    x = 11,866.37

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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.