Home / 26,765.64-40,206.78-21,847.32

Finding the Fourth Proportional to 26,765.64, 40,206.78 and 21,847.32

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Solution

The fourth proportional to 26,765.64, 40,206.78 and 21,847.32 is: 32,818.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.64 : 40,206.78 = 21,847.32 : x
  2. Step 2: Convert to fraction form
    26,765.64/40,206.78 = 21,847.32/x
  3. Step 3: Cross multiply
    26,765.64x = 40,206.78 × 21,847.32
  4. Step 4: Simplify right side
    26,765.64x = 878,410,388.83
  5. Step 5: Solve for x
    x = 878,410,388.83/26,765.64
  6. Step 6: Final answer
    x = 32,818.58

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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.