Home / 19,270.94-28,866.09-16,933.82

Finding the Fourth Proportional to 19,270.94, 28,866.09 and 16,933.82

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Solution

The fourth proportional to 19,270.94, 28,866.09 and 16,933.82 is: 25,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.94 : 28,866.09 = 16,933.82 : x
  2. Step 2: Convert to fraction form
    19,270.94/28,866.09 = 16,933.82/x
  3. Step 3: Cross multiply
    19,270.94x = 28,866.09 × 16,933.82
  4. Step 4: Simplify right side
    19,270.94x = 488,813,172.16
  5. Step 5: Solve for x
    x = 488,813,172.16/19,270.94
  6. Step 6: Final answer
    x = 25,365.30

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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.