Home / 33,037.34-49,431.87-19,661.09

Finding the Fourth Proportional to 33,037.34, 49,431.87 and 19,661.09

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Solution

The fourth proportional to 33,037.34, 49,431.87 and 19,661.09 is: 29,417.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,037.34 : 49,431.87 = 19,661.09 : x
  2. Step 2: Convert to fraction form
    33,037.34/49,431.87 = 19,661.09/x
  3. Step 3: Cross multiply
    33,037.34x = 49,431.87 × 19,661.09
  4. Step 4: Simplify right side
    33,037.34x = 971,884,197.78
  5. Step 5: Solve for x
    x = 971,884,197.78/33,037.34
  6. Step 6: Final answer
    x = 29,417.75

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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.