Home / 29,268.66-40,390.86-16,521.96

Finding the Fourth Proportional to 29,268.66, 40,390.86 and 16,521.96

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Solution

The fourth proportional to 29,268.66, 40,390.86 and 16,521.96 is: 22,800.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,268.66 : 40,390.86 = 16,521.96 : x
  2. Step 2: Convert to fraction form
    29,268.66/40,390.86 = 16,521.96/x
  3. Step 3: Cross multiply
    29,268.66x = 40,390.86 × 16,521.96
  4. Step 4: Simplify right side
    29,268.66x = 667,336,173.29
  5. Step 5: Solve for x
    x = 667,336,173.29/29,268.66
  6. Step 6: Final answer
    x = 22,800.37

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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.