Home / 26,122.26-39,183.45-6,400.89

Finding the Fourth Proportional to 26,122.26, 39,183.45 and 6,400.89

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Solution

The fourth proportional to 26,122.26, 39,183.45 and 6,400.89 is: 9,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.26 : 39,183.45 = 6,400.89 : x
  2. Step 2: Convert to fraction form
    26,122.26/39,183.45 = 6,400.89/x
  3. Step 3: Cross multiply
    26,122.26x = 39,183.45 × 6,400.89
  4. Step 4: Simplify right side
    26,122.26x = 250,808,929.27
  5. Step 5: Solve for x
    x = 250,808,929.27/26,122.26
  6. Step 6: Final answer
    x = 9,601.35

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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.