Home / 29,380.79-40,541.41-17,281.82

Finding the Fourth Proportional to 29,380.79, 40,541.41 and 17,281.82

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Solution

The fourth proportional to 29,380.79, 40,541.41 and 17,281.82 is: 23,846.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,380.79 : 40,541.41 = 17,281.82 : x
  2. Step 2: Convert to fraction form
    29,380.79/40,541.41 = 17,281.82/x
  3. Step 3: Cross multiply
    29,380.79x = 40,541.41 × 17,281.82
  4. Step 4: Simplify right side
    29,380.79x = 700,629,473.12
  5. Step 5: Solve for x
    x = 700,629,473.12/29,380.79
  6. Step 6: Final answer
    x = 23,846.51

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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.