Home / 19,846.62-29,735.51-12,039.03

Finding the Fourth Proportional to 19,846.62, 29,735.51 and 12,039.03

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Solution

The fourth proportional to 19,846.62, 29,735.51 and 12,039.03 is: 18,037.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.62 : 29,735.51 = 12,039.03 : x
  2. Step 2: Convert to fraction form
    19,846.62/29,735.51 = 12,039.03/x
  3. Step 3: Cross multiply
    19,846.62x = 29,735.51 × 12,039.03
  4. Step 4: Simplify right side
    19,846.62x = 357,986,636.76
  5. Step 5: Solve for x
    x = 357,986,636.76/19,846.62
  6. Step 6: Final answer
    x = 18,037.66

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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.