Home / 17,808.84-26,730.60-8,581.32

Finding the Fourth Proportional to 17,808.84, 26,730.60 and 8,581.32

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Solution

The fourth proportional to 17,808.84, 26,730.60 and 8,581.32 is: 12,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808.84 : 26,730.60 = 8,581.32 : x
  2. Step 2: Convert to fraction form
    17,808.84/26,730.60 = 8,581.32/x
  3. Step 3: Cross multiply
    17,808.84x = 26,730.60 × 8,581.32
  4. Step 4: Simplify right side
    17,808.84x = 229,383,832.39
  5. Step 5: Solve for x
    x = 229,383,832.39/17,808.84
  6. Step 6: Final answer
    x = 12,880.34

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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.