Home / 12,358.41-18,537.46-2,998.50

Finding the Fourth Proportional to 12,358.41, 18,537.46 and 2,998.50

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Solution

The fourth proportional to 12,358.41, 18,537.46 and 2,998.50 is: 4,497.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358.41 : 18,537.46 = 2,998.50 : x
  2. Step 2: Convert to fraction form
    12,358.41/18,537.46 = 2,998.50/x
  3. Step 3: Cross multiply
    12,358.41x = 18,537.46 × 2,998.50
  4. Step 4: Simplify right side
    12,358.41x = 55,584,566.31
  5. Step 5: Solve for x
    x = 55,584,566.31/12,358.41
  6. Step 6: Final answer
    x = 4,497.71

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Double scale
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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.