Home / 29,028.84-40,022.69-18,801.82

Finding the Fourth Proportional to 29,028.84, 40,022.69 and 18,801.82

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Solution

The fourth proportional to 29,028.84, 40,022.69 and 18,801.82 is: 25,922.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,028.84 : 40,022.69 = 18,801.82 : x
  2. Step 2: Convert to fraction form
    29,028.84/40,022.69 = 18,801.82/x
  3. Step 3: Cross multiply
    29,028.84x = 40,022.69 × 18,801.82
  4. Step 4: Simplify right side
    29,028.84x = 752,499,435.42
  5. Step 5: Solve for x
    x = 752,499,435.42/29,028.84
  6. Step 6: Final answer
    x = 25,922.48

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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.