Home / 17,476-26,211.36-5,787.68

Finding the Fourth Proportional to 17,476, 26,211.36 and 5,787.68

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Solution

The fourth proportional to 17,476, 26,211.36 and 5,787.68 is: 8,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,476 : 26,211.36 = 5,787.68 : x
  2. Step 2: Convert to fraction form
    17,476/26,211.36 = 5,787.68/x
  3. Step 3: Cross multiply
    17,476x = 26,211.36 × 5,787.68
  4. Step 4: Simplify right side
    17,476x = 151,702,964.04
  5. Step 5: Solve for x
    x = 151,702,964.04/17,476
  6. Step 6: Final answer
    x = 8,680.65

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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.