Home / 33,919.79-46,809.56-18,813.69

Finding the Fourth Proportional to 33,919.79, 46,809.56 and 18,813.69

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Solution

The fourth proportional to 33,919.79, 46,809.56 and 18,813.69 is: 25,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,919.79 : 46,809.56 = 18,813.69 : x
  2. Step 2: Convert to fraction form
    33,919.79/46,809.56 = 18,813.69/x
  3. Step 3: Cross multiply
    33,919.79x = 46,809.56 × 18,813.69
  4. Step 4: Simplify right side
    33,919.79x = 880,660,597.91
  5. Step 5: Solve for x
    x = 880,660,597.91/33,919.79
  6. Step 6: Final answer
    x = 25,963.04

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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.