Home / 12,034.34-18,049.84-3,714.63

Finding the Fourth Proportional to 12,034.34, 18,049.84 and 3,714.63

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Solution

The fourth proportional to 12,034.34, 18,049.84 and 3,714.63 is: 5,571.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034.34 : 18,049.84 = 3,714.63 : x
  2. Step 2: Convert to fraction form
    12,034.34/18,049.84 = 3,714.63/x
  3. Step 3: Cross multiply
    12,034.34x = 18,049.84 × 3,714.63
  4. Step 4: Simplify right side
    12,034.34x = 67,048,477.16
  5. Step 5: Solve for x
    x = 67,048,477.16/12,034.34
  6. Step 6: Final answer
    x = 5,571.43

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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.