Home / 12,260.48-18,394-3,496.16

Finding the Fourth Proportional to 12,260.48, 18,394 and 3,496.16

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Solution

The fourth proportional to 12,260.48, 18,394 and 3,496.16 is: 5,245.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260.48 : 18,394 = 3,496.16 : x
  2. Step 2: Convert to fraction form
    12,260.48/18,394 = 3,496.16/x
  3. Step 3: Cross multiply
    12,260.48x = 18,394 × 3,496.16
  4. Step 4: Simplify right side
    12,260.48x = 64,308,367.04
  5. Step 5: Solve for x
    x = 64,308,367.04/12,260.48
  6. Step 6: Final answer
    x = 5,245.18

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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.