Home / 13,650.36-20,475.81-5,859.24

Finding the Fourth Proportional to 13,650.36, 20,475.81 and 5,859.24

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Solution

The fourth proportional to 13,650.36, 20,475.81 and 5,859.24 is: 8,788.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,650.36 : 20,475.81 = 5,859.24 : x
  2. Step 2: Convert to fraction form
    13,650.36/20,475.81 = 5,859.24/x
  3. Step 3: Cross multiply
    13,650.36x = 20,475.81 × 5,859.24
  4. Step 4: Simplify right side
    13,650.36x = 119,972,684.98
  5. Step 5: Solve for x
    x = 119,972,684.98/13,650.36
  6. Step 6: Final answer
    x = 8,788.98

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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.