Home / 26,743.80-40,115.70-8,273.40

Finding the Fourth Proportional to 26,743.80, 40,115.70 and 8,273.40

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Solution

The fourth proportional to 26,743.80, 40,115.70 and 8,273.40 is: 12,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743.80 : 40,115.70 = 8,273.40 : x
  2. Step 2: Convert to fraction form
    26,743.80/40,115.70 = 8,273.40/x
  3. Step 3: Cross multiply
    26,743.80x = 40,115.70 × 8,273.40
  4. Step 4: Simplify right side
    26,743.80x = 331,893,232.38
  5. Step 5: Solve for x
    x = 331,893,232.38/26,743.80
  6. Step 6: Final answer
    x = 12,410.10

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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.