Home / 26,101.64-39,099.60-20,845.64

Finding the Fourth Proportional to 26,101.64, 39,099.60 and 20,845.64

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Solution

The fourth proportional to 26,101.64, 39,099.60 and 20,845.64 is: 31,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,101.64 : 39,099.60 = 20,845.64 : x
  2. Step 2: Convert to fraction form
    26,101.64/39,099.60 = 20,845.64/x
  3. Step 3: Cross multiply
    26,101.64x = 39,099.60 × 20,845.64
  4. Step 4: Simplify right side
    26,101.64x = 815,056,185.74
  5. Step 5: Solve for x
    x = 815,056,185.74/26,101.64
  6. Step 6: Final answer
    x = 31,226.24

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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.