Home / 33,336.80-49,972.32-13,603.04

Finding the Fourth Proportional to 33,336.80, 49,972.32 and 13,603.04

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Solution

The fourth proportional to 33,336.80, 49,972.32 and 13,603.04 is: 20,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,336.80 : 49,972.32 = 13,603.04 : x
  2. Step 2: Convert to fraction form
    33,336.80/49,972.32 = 13,603.04/x
  3. Step 3: Cross multiply
    33,336.80x = 49,972.32 × 13,603.04
  4. Step 4: Simplify right side
    33,336.80x = 679,775,467.85
  5. Step 5: Solve for x
    x = 679,775,467.85/33,336.80
  6. Step 6: Final answer
    x = 20,391.14

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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.