Home / 29,620.22-40,873.01-16,872.40

Finding the Fourth Proportional to 29,620.22, 40,873.01 and 16,872.40

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Solution

The fourth proportional to 29,620.22, 40,873.01 and 16,872.40 is: 23,282.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,620.22 : 40,873.01 = 16,872.40 : x
  2. Step 2: Convert to fraction form
    29,620.22/40,873.01 = 16,872.40/x
  3. Step 3: Cross multiply
    29,620.22x = 40,873.01 × 16,872.40
  4. Step 4: Simplify right side
    29,620.22x = 689,625,969.23
  5. Step 5: Solve for x
    x = 689,625,969.23/29,620.22
  6. Step 6: Final answer
    x = 23,282.27

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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.