Home / 29,892.90-41,272.06-18,579.28

Finding the Fourth Proportional to 29,892.90, 41,272.06 and 18,579.28

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Solution

The fourth proportional to 29,892.90, 41,272.06 and 18,579.28 is: 25,651.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,892.90 : 41,272.06 = 18,579.28 : x
  2. Step 2: Convert to fraction form
    29,892.90/41,272.06 = 18,579.28/x
  3. Step 3: Cross multiply
    29,892.90x = 41,272.06 × 18,579.28
  4. Step 4: Simplify right side
    29,892.90x = 766,805,158.92
  5. Step 5: Solve for x
    x = 766,805,158.92/29,892.90
  6. Step 6: Final answer
    x = 25,651.75

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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.