Home / 26,310.93-39,467.76-13,158.86

Finding the Fourth Proportional to 26,310.93, 39,467.76 and 13,158.86

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Solution

The fourth proportional to 26,310.93, 39,467.76 and 13,158.86 is: 19,738.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,310.93 : 39,467.76 = 13,158.86 : x
  2. Step 2: Convert to fraction form
    26,310.93/39,467.76 = 13,158.86/x
  3. Step 3: Cross multiply
    26,310.93x = 39,467.76 × 13,158.86
  4. Step 4: Simplify right side
    26,310.93x = 519,350,481.67
  5. Step 5: Solve for x
    x = 519,350,481.67/26,310.93
  6. Step 6: Final answer
    x = 19,738.97

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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.