Home / 33,919.43-46,811.19-18,813.53

Finding the Fourth Proportional to 33,919.43, 46,811.19 and 18,813.53

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Solution

The fourth proportional to 33,919.43, 46,811.19 and 18,813.53 is: 25,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,919.43 : 46,811.19 = 18,813.53 : x
  2. Step 2: Convert to fraction form
    33,919.43/46,811.19 = 18,813.53/x
  3. Step 3: Cross multiply
    33,919.43x = 46,811.19 × 18,813.53
  4. Step 4: Simplify right side
    33,919.43x = 880,683,493.34
  5. Step 5: Solve for x
    x = 880,683,493.34/33,919.43
  6. Step 6: Final answer
    x = 25,963.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.