Home / 33,485.21-46,209.68-18,377.99

Finding the Fourth Proportional to 33,485.21, 46,209.68 and 18,377.99

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Solution

The fourth proportional to 33,485.21, 46,209.68 and 18,377.99 is: 25,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,485.21 : 46,209.68 = 18,377.99 : x
  2. Step 2: Convert to fraction form
    33,485.21/46,209.68 = 18,377.99/x
  3. Step 3: Cross multiply
    33,485.21x = 46,209.68 × 18,377.99
  4. Step 4: Simplify right side
    33,485.21x = 849,241,036.94
  5. Step 5: Solve for x
    x = 849,241,036.94/33,485.21
  6. Step 6: Final answer
    x = 25,361.68

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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.