Home / 17,880.34-26,821.84-4,732.62

Finding the Fourth Proportional to 17,880.34, 26,821.84 and 4,732.62

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Solution

The fourth proportional to 17,880.34, 26,821.84 and 4,732.62 is: 7,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.34 : 26,821.84 = 4,732.62 : x
  2. Step 2: Convert to fraction form
    17,880.34/26,821.84 = 4,732.62/x
  3. Step 3: Cross multiply
    17,880.34x = 26,821.84 × 4,732.62
  4. Step 4: Simplify right side
    17,880.34x = 126,937,576.42
  5. Step 5: Solve for x
    x = 126,937,576.42/17,880.34
  6. Step 6: Final answer
    x = 7,099.28

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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.