Home / 12,359.70-18,541.57-4,037.30

Finding the Fourth Proportional to 12,359.70, 18,541.57 and 4,037.30

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Solution

The fourth proportional to 12,359.70, 18,541.57 and 4,037.30 is: 6,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359.70 : 18,541.57 = 4,037.30 : x
  2. Step 2: Convert to fraction form
    12,359.70/18,541.57 = 4,037.30/x
  3. Step 3: Cross multiply
    12,359.70x = 18,541.57 × 4,037.30
  4. Step 4: Simplify right side
    12,359.70x = 74,857,880.56
  5. Step 5: Solve for x
    x = 74,857,880.56/12,359.70
  6. Step 6: Final answer
    x = 6,056.61

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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.