Home / 12,024.46-18,036.96-4,126.89

Finding the Fourth Proportional to 12,024.46, 18,036.96 and 4,126.89

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Solution

The fourth proportional to 12,024.46, 18,036.96 and 4,126.89 is: 6,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.46 : 18,036.96 = 4,126.89 : x
  2. Step 2: Convert to fraction form
    12,024.46/18,036.96 = 4,126.89/x
  3. Step 3: Cross multiply
    12,024.46x = 18,036.96 × 4,126.89
  4. Step 4: Simplify right side
    12,024.46x = 74,436,549.85
  5. Step 5: Solve for x
    x = 74,436,549.85/12,024.46
  6. Step 6: Final answer
    x = 6,190.43

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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.