Home / 18,221.40-27,351.54-16,044.12

Finding the Fourth Proportional to 18,221.40, 27,351.54 and 16,044.12

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Solution

The fourth proportional to 18,221.40, 27,351.54 and 16,044.12 is: 24,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,221.40 : 27,351.54 = 16,044.12 : x
  2. Step 2: Convert to fraction form
    18,221.40/27,351.54 = 16,044.12/x
  3. Step 3: Cross multiply
    18,221.40x = 27,351.54 × 16,044.12
  4. Step 4: Simplify right side
    18,221.40x = 438,831,389.94
  5. Step 5: Solve for x
    x = 438,831,389.94/18,221.40
  6. Step 6: Final answer
    x = 24,083.30

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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.