Home / 26,541.86-39,812.78-6,820.43

Finding the Fourth Proportional to 26,541.86, 39,812.78 and 6,820.43

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Solution

The fourth proportional to 26,541.86, 39,812.78 and 6,820.43 is: 10,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.86 : 39,812.78 = 6,820.43 : x
  2. Step 2: Convert to fraction form
    26,541.86/39,812.78 = 6,820.43/x
  3. Step 3: Cross multiply
    26,541.86x = 39,812.78 × 6,820.43
  4. Step 4: Simplify right side
    26,541.86x = 271,540,045.93
  5. Step 5: Solve for x
    x = 271,540,045.93/26,541.86
  6. Step 6: Final answer
    x = 10,230.64

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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.