Home / 29,418.06-40,596.62-21,898.02

Finding the Fourth Proportional to 29,418.06, 40,596.62 and 21,898.02

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Solution

The fourth proportional to 29,418.06, 40,596.62 and 21,898.02 is: 30,219.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,418.06 : 40,596.62 = 21,898.02 : x
  2. Step 2: Convert to fraction form
    29,418.06/40,596.62 = 21,898.02/x
  3. Step 3: Cross multiply
    29,418.06x = 40,596.62 × 21,898.02
  4. Step 4: Simplify right side
    29,418.06x = 888,985,487.20
  5. Step 5: Solve for x
    x = 888,985,487.20/29,418.06
  6. Step 6: Final answer
    x = 30,219.04

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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.