Home / 13,429.05-20,136.65-6,027.16

Finding the Fourth Proportional to 13,429.05, 20,136.65 and 6,027.16

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Solution

The fourth proportional to 13,429.05, 20,136.65 and 6,027.16 is: 9,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,429.05 : 20,136.65 = 6,027.16 : x
  2. Step 2: Convert to fraction form
    13,429.05/20,136.65 = 6,027.16/x
  3. Step 3: Cross multiply
    13,429.05x = 20,136.65 × 6,027.16
  4. Step 4: Simplify right side
    13,429.05x = 121,366,811.41
  5. Step 5: Solve for x
    x = 121,366,811.41/13,429.05
  6. Step 6: Final answer
    x = 9,037.63

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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.