Home / 13,462.92-20,192.76-3,603.24

Finding the Fourth Proportional to 13,462.92, 20,192.76 and 3,603.24

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Solution

The fourth proportional to 13,462.92, 20,192.76 and 3,603.24 is: 5,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.92 : 20,192.76 = 3,603.24 : x
  2. Step 2: Convert to fraction form
    13,462.92/20,192.76 = 3,603.24/x
  3. Step 3: Cross multiply
    13,462.92x = 20,192.76 × 3,603.24
  4. Step 4: Simplify right side
    13,462.92x = 72,759,360.54
  5. Step 5: Solve for x
    x = 72,759,360.54/13,462.92
  6. Step 6: Final answer
    x = 5,404.43

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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.