Home / 26,840.55-40,247.85-9,961.92

Finding the Fourth Proportional to 26,840.55, 40,247.85 and 9,961.92

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Solution

The fourth proportional to 26,840.55, 40,247.85 and 9,961.92 is: 14,938.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,840.55 : 40,247.85 = 9,961.92 : x
  2. Step 2: Convert to fraction form
    26,840.55/40,247.85 = 9,961.92/x
  3. Step 3: Cross multiply
    26,840.55x = 40,247.85 × 9,961.92
  4. Step 4: Simplify right side
    26,840.55x = 400,945,861.87
  5. Step 5: Solve for x
    x = 400,945,861.87/26,840.55
  6. Step 6: Final answer
    x = 14,938.06

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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.