Home / 16,204.31-24,305.65-6,345.40

Finding the Fourth Proportional to 16,204.31, 24,305.65 and 6,345.40

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Solution

The fourth proportional to 16,204.31, 24,305.65 and 6,345.40 is: 9,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,204.31 : 24,305.65 = 6,345.40 : x
  2. Step 2: Convert to fraction form
    16,204.31/24,305.65 = 6,345.40/x
  3. Step 3: Cross multiply
    16,204.31x = 24,305.65 × 6,345.40
  4. Step 4: Simplify right side
    16,204.31x = 154,229,071.51
  5. Step 5: Solve for x
    x = 154,229,071.51/16,204.31
  6. Step 6: Final answer
    x = 9,517.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.