Home / 26,353.44-36,305.28-18,381.60

Finding the Fourth Proportional to 26,353.44, 36,305.28 and 18,381.60

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Solution

The fourth proportional to 26,353.44, 36,305.28 and 18,381.60 is: 25,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,353.44 : 36,305.28 = 18,381.60 : x
  2. Step 2: Convert to fraction form
    26,353.44/36,305.28 = 18,381.60/x
  3. Step 3: Cross multiply
    26,353.44x = 36,305.28 × 18,381.60
  4. Step 4: Simplify right side
    26,353.44x = 667,349,134.85
  5. Step 5: Solve for x
    x = 667,349,134.85/26,353.44
  6. Step 6: Final answer
    x = 25,323.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.