Home / 26,245.08-39,355.76-7,520.83

Finding the Fourth Proportional to 26,245.08, 39,355.76 and 7,520.83

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Solution

The fourth proportional to 26,245.08, 39,355.76 and 7,520.83 is: 11,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,245.08 : 39,355.76 = 7,520.83 : x
  2. Step 2: Convert to fraction form
    26,245.08/39,355.76 = 7,520.83/x
  3. Step 3: Cross multiply
    26,245.08x = 39,355.76 × 7,520.83
  4. Step 4: Simplify right side
    26,245.08x = 295,987,980.48
  5. Step 5: Solve for x
    x = 295,987,980.48/26,245.08
  6. Step 6: Final answer
    x = 11,277.85

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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.