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Finding the Fourth Proportional to 26,541.73, 39,813.99 and 6,820.42

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Solution

The fourth proportional to 26,541.73, 39,813.99 and 6,820.42 is: 10,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.73 : 39,813.99 = 6,820.42 : x
  2. Step 2: Convert to fraction form
    26,541.73/39,813.99 = 6,820.42/x
  3. Step 3: Cross multiply
    26,541.73x = 39,813.99 × 6,820.42
  4. Step 4: Simplify right side
    26,541.73x = 271,548,133.68
  5. Step 5: Solve for x
    x = 271,548,133.68/26,541.73
  6. Step 6: Final answer
    x = 10,230.99

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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.