Home / 27,403.98-41,107.77-7,683.30

Finding the Fourth Proportional to 27,403.98, 41,107.77 and 7,683.30

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Solution

The fourth proportional to 27,403.98, 41,107.77 and 7,683.30 is: 11,525.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,403.98 : 41,107.77 = 7,683.30 : x
  2. Step 2: Convert to fraction form
    27,403.98/41,107.77 = 7,683.30/x
  3. Step 3: Cross multiply
    27,403.98x = 41,107.77 × 7,683.30
  4. Step 4: Simplify right side
    27,403.98x = 315,843,329.24
  5. Step 5: Solve for x
    x = 315,843,329.24/27,403.98
  6. Step 6: Final answer
    x = 11,525.45

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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.