Home / 33,433.12-46,131.60-19,280.80

Finding the Fourth Proportional to 33,433.12, 46,131.60 and 19,280.80

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Solution

The fourth proportional to 33,433.12, 46,131.60 and 19,280.80 is: 26,603.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,433.12 : 46,131.60 = 19,280.80 : x
  2. Step 2: Convert to fraction form
    33,433.12/46,131.60 = 19,280.80/x
  3. Step 3: Cross multiply
    33,433.12x = 46,131.60 × 19,280.80
  4. Step 4: Simplify right side
    33,433.12x = 889,454,153.28
  5. Step 5: Solve for x
    x = 889,454,153.28/33,433.12
  6. Step 6: Final answer
    x = 26,603.98

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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.