Home / 12,372.06-18,549.69-4,576.62

Finding the Fourth Proportional to 12,372.06, 18,549.69 and 4,576.62

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Solution

The fourth proportional to 12,372.06, 18,549.69 and 4,576.62 is: 6,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.06 : 18,549.69 = 4,576.62 : x
  2. Step 2: Convert to fraction form
    12,372.06/18,549.69 = 4,576.62/x
  3. Step 3: Cross multiply
    12,372.06x = 18,549.69 × 4,576.62
  4. Step 4: Simplify right side
    12,372.06x = 84,894,882.25
  5. Step 5: Solve for x
    x = 84,894,882.25/12,372.06
  6. Step 6: Final answer
    x = 6,861.82

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1.5x scale

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.