Home / 12,360.80-18,544.24-3,595.79

Finding the Fourth Proportional to 12,360.80, 18,544.24 and 3,595.79

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Solution

The fourth proportional to 12,360.80, 18,544.24 and 3,595.79 is: 5,394.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.80 : 18,544.24 = 3,595.79 : x
  2. Step 2: Convert to fraction form
    12,360.80/18,544.24 = 3,595.79/x
  3. Step 3: Cross multiply
    12,360.80x = 18,544.24 × 3,595.79
  4. Step 4: Simplify right side
    12,360.80x = 66,681,243.60
  5. Step 5: Solve for x
    x = 66,681,243.60/12,360.80
  6. Step 6: Final answer
    x = 5,394.57

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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.