Home / 33,455.49-50,167.35-19,419.85

Finding the Fourth Proportional to 33,455.49, 50,167.35 and 19,419.85

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Solution

The fourth proportional to 33,455.49, 50,167.35 and 19,419.85 is: 29,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,455.49 : 50,167.35 = 19,419.85 : x
  2. Step 2: Convert to fraction form
    33,455.49/50,167.35 = 19,419.85/x
  3. Step 3: Cross multiply
    33,455.49x = 50,167.35 × 19,419.85
  4. Step 4: Simplify right side
    33,455.49x = 974,242,411.90
  5. Step 5: Solve for x
    x = 974,242,411.90/33,455.49
  6. Step 6: Final answer
    x = 29,120.55

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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.