Home / 26,278.82-36,258.21-16,860.14

Finding the Fourth Proportional to 26,278.82, 36,258.21 and 16,860.14

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Solution

The fourth proportional to 26,278.82, 36,258.21 and 16,860.14 is: 23,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278.82 : 36,258.21 = 16,860.14 : x
  2. Step 2: Convert to fraction form
    26,278.82/36,258.21 = 16,860.14/x
  3. Step 3: Cross multiply
    26,278.82x = 36,258.21 × 16,860.14
  4. Step 4: Simplify right side
    26,278.82x = 611,318,496.75
  5. Step 5: Solve for x
    x = 611,318,496.75/26,278.82
  6. Step 6: Final answer
    x = 23,262.78

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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.