Home / 13,529.92-20,296.52-4,763.04

Finding the Fourth Proportional to 13,529.92, 20,296.52 and 4,763.04

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Solution

The fourth proportional to 13,529.92, 20,296.52 and 4,763.04 is: 7,145.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.92 : 20,296.52 = 4,763.04 : x
  2. Step 2: Convert to fraction form
    13,529.92/20,296.52 = 4,763.04/x
  3. Step 3: Cross multiply
    13,529.92x = 20,296.52 × 4,763.04
  4. Step 4: Simplify right side
    13,529.92x = 96,673,136.62
  5. Step 5: Solve for x
    x = 96,673,136.62/13,529.92
  6. Step 6: Final answer
    x = 7,145.14

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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.