Home / 39,653.97-59,474.21-12,999.44

Finding the Fourth Proportional to 39,653.97, 59,474.21 and 12,999.44

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Solution

The fourth proportional to 39,653.97, 59,474.21 and 12,999.44 is: 19,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,653.97 : 59,474.21 = 12,999.44 : x
  2. Step 2: Convert to fraction form
    39,653.97/59,474.21 = 12,999.44/x
  3. Step 3: Cross multiply
    39,653.97x = 59,474.21 × 12,999.44
  4. Step 4: Simplify right side
    39,653.97x = 773,131,062.07
  5. Step 5: Solve for x
    x = 773,131,062.07/39,653.97
  6. Step 6: Final answer
    x = 19,496.94

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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.