Home / 37,245.98-55,857.08-12,281.38

Finding the Fourth Proportional to 37,245.98, 55,857.08 and 12,281.38

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Solution

The fourth proportional to 37,245.98, 55,857.08 and 12,281.38 is: 18,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,245.98 : 55,857.08 = 12,281.38 : x
  2. Step 2: Convert to fraction form
    37,245.98/55,857.08 = 12,281.38/x
  3. Step 3: Cross multiply
    37,245.98x = 55,857.08 × 12,281.38
  4. Step 4: Simplify right side
    37,245.98x = 686,002,025.17
  5. Step 5: Solve for x
    x = 686,002,025.17/37,245.98
  6. Step 6: Final answer
    x = 18,418.15

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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.