Home / 26,152.93-39,229.40-6,431.86

Finding the Fourth Proportional to 26,152.93, 39,229.40 and 6,431.86

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Solution

The fourth proportional to 26,152.93, 39,229.40 and 6,431.86 is: 9,647.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,152.93 : 39,229.40 = 6,431.86 : x
  2. Step 2: Convert to fraction form
    26,152.93/39,229.40 = 6,431.86/x
  3. Step 3: Cross multiply
    26,152.93x = 39,229.40 × 6,431.86
  4. Step 4: Simplify right side
    26,152.93x = 252,318,008.68
  5. Step 5: Solve for x
    x = 252,318,008.68/26,152.93
  6. Step 6: Final answer
    x = 9,647.79

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Double scale
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Similar ratio
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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.