Home / 11,829.16-17,742.30-4,037.80

Finding the Fourth Proportional to 11,829.16, 17,742.30 and 4,037.80

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Solution

The fourth proportional to 11,829.16, 17,742.30 and 4,037.80 is: 6,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,829.16 : 17,742.30 = 4,037.80 : x
  2. Step 2: Convert to fraction form
    11,829.16/17,742.30 = 4,037.80/x
  3. Step 3: Cross multiply
    11,829.16x = 17,742.30 × 4,037.80
  4. Step 4: Simplify right side
    11,829.16x = 71,639,858.94
  5. Step 5: Solve for x
    x = 71,639,858.94/11,829.16
  6. Step 6: Final answer
    x = 6,056.21

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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.