Home / 26,900.64-40,351.32-10,268.28

Finding the Fourth Proportional to 26,900.64, 40,351.32 and 10,268.28

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Solution

The fourth proportional to 26,900.64, 40,351.32 and 10,268.28 is: 15,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900.64 : 40,351.32 = 10,268.28 : x
  2. Step 2: Convert to fraction form
    26,900.64/40,351.32 = 10,268.28/x
  3. Step 3: Cross multiply
    26,900.64x = 40,351.32 × 10,268.28
  4. Step 4: Simplify right side
    26,900.64x = 414,338,652.13
  5. Step 5: Solve for x
    x = 414,338,652.13/26,900.64
  6. Step 6: Final answer
    x = 15,402.56

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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.