Home / 12,359.54-18,541.16-3,593.31

Finding the Fourth Proportional to 12,359.54, 18,541.16 and 3,593.31

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Solution

The fourth proportional to 12,359.54, 18,541.16 and 3,593.31 is: 5,390.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359.54 : 18,541.16 = 3,593.31 : x
  2. Step 2: Convert to fraction form
    12,359.54/18,541.16 = 3,593.31/x
  3. Step 3: Cross multiply
    12,359.54x = 18,541.16 × 3,593.31
  4. Step 4: Simplify right side
    12,359.54x = 66,624,135.64
  5. Step 5: Solve for x
    x = 66,624,135.64/12,359.54
  6. Step 6: Final answer
    x = 5,390.50

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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.