Home / 26,561.28-39,847.68-8,094.72

Finding the Fourth Proportional to 26,561.28, 39,847.68 and 8,094.72

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Solution

The fourth proportional to 26,561.28, 39,847.68 and 8,094.72 is: 12,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561.28 : 39,847.68 = 8,094.72 : x
  2. Step 2: Convert to fraction form
    26,561.28/39,847.68 = 8,094.72/x
  3. Step 3: Cross multiply
    26,561.28x = 39,847.68 × 8,094.72
  4. Step 4: Simplify right side
    26,561.28x = 322,555,812.25
  5. Step 5: Solve for x
    x = 322,555,812.25/26,561.28
  6. Step 6: Final answer
    x = 12,143.84

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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.