Home / 39,583.48-54,623.12-21,675.04

Finding the Fourth Proportional to 39,583.48, 54,623.12 and 21,675.04

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Solution

The fourth proportional to 39,583.48, 54,623.12 and 21,675.04 is: 29,910.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,583.48 : 54,623.12 = 21,675.04 : x
  2. Step 2: Convert to fraction form
    39,583.48/54,623.12 = 21,675.04/x
  3. Step 3: Cross multiply
    39,583.48x = 54,623.12 × 21,675.04
  4. Step 4: Simplify right side
    39,583.48x = 1,183,958,310.92
  5. Step 5: Solve for x
    x = 1,183,958,310.92/39,583.48
  6. Step 6: Final answer
    x = 29,910.41

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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.