Home / 18,383.45-25,203.92-18,051.30

Finding the Fourth Proportional to 18,383.45, 25,203.92 and 18,051.30

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Solution

The fourth proportional to 18,383.45, 25,203.92 and 18,051.30 is: 24,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383.45 : 25,203.92 = 18,051.30 : x
  2. Step 2: Convert to fraction form
    18,383.45/25,203.92 = 18,051.30/x
  3. Step 3: Cross multiply
    18,383.45x = 25,203.92 × 18,051.30
  4. Step 4: Simplify right side
    18,383.45x = 454,963,404.02
  5. Step 5: Solve for x
    x = 454,963,404.02/18,383.45
  6. Step 6: Final answer
    x = 24,748.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.