Home / 13,429.02-20,144.61-4,544.27

Finding the Fourth Proportional to 13,429.02, 20,144.61 and 4,544.27

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Solution

The fourth proportional to 13,429.02, 20,144.61 and 4,544.27 is: 6,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,429.02 : 20,144.61 = 4,544.27 : x
  2. Step 2: Convert to fraction form
    13,429.02/20,144.61 = 4,544.27/x
  3. Step 3: Cross multiply
    13,429.02x = 20,144.61 × 4,544.27
  4. Step 4: Simplify right side
    13,429.02x = 91,542,446.16
  5. Step 5: Solve for x
    x = 91,542,446.16/13,429.02
  6. Step 6: Final answer
    x = 6,816.76

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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.