Home / 33,418.94-46,119.12-18,312.92

Finding the Fourth Proportional to 33,418.94, 46,119.12 and 18,312.92

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Solution

The fourth proportional to 33,418.94, 46,119.12 and 18,312.92 is: 25,272.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.94 : 46,119.12 = 18,312.92 : x
  2. Step 2: Convert to fraction form
    33,418.94/46,119.12 = 18,312.92/x
  3. Step 3: Cross multiply
    33,418.94x = 46,119.12 × 18,312.92
  4. Step 4: Simplify right side
    33,418.94x = 844,575,755.03
  5. Step 5: Solve for x
    x = 844,575,755.03/33,418.94
  6. Step 6: Final answer
    x = 25,272.37

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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.