Home / 12,350.49-18,528.44-3,586.16

Finding the Fourth Proportional to 12,350.49, 18,528.44 and 3,586.16

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Solution

The fourth proportional to 12,350.49, 18,528.44 and 3,586.16 is: 5,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.49 : 18,528.44 = 3,586.16 : x
  2. Step 2: Convert to fraction form
    12,350.49/18,528.44 = 3,586.16/x
  3. Step 3: Cross multiply
    12,350.49x = 18,528.44 × 3,586.16
  4. Step 4: Simplify right side
    12,350.49x = 66,445,839.82
  5. Step 5: Solve for x
    x = 66,445,839.82/12,350.49
  6. Step 6: Final answer
    x = 5,380.02

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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.