Home / 13,600.96-20,358.24-7,352.08

Finding the Fourth Proportional to 13,600.96, 20,358.24 and 7,352.08

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Solution

The fourth proportional to 13,600.96, 20,358.24 and 7,352.08 is: 11,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600.96 : 20,358.24 = 7,352.08 : x
  2. Step 2: Convert to fraction form
    13,600.96/20,358.24 = 7,352.08/x
  3. Step 3: Cross multiply
    13,600.96x = 20,358.24 × 7,352.08
  4. Step 4: Simplify right side
    13,600.96x = 149,675,409.14
  5. Step 5: Solve for x
    x = 149,675,409.14/13,600.96
  6. Step 6: Final answer
    x = 11,004.77

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1.5x scale

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.