Home / 18,173.37-27,202.93-12,517.84

Finding the Fourth Proportional to 18,173.37, 27,202.93 and 12,517.84

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Solution

The fourth proportional to 18,173.37, 27,202.93 and 12,517.84 is: 18,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173.37 : 27,202.93 = 12,517.84 : x
  2. Step 2: Convert to fraction form
    18,173.37/27,202.93 = 12,517.84/x
  3. Step 3: Cross multiply
    18,173.37x = 27,202.93 × 12,517.84
  4. Step 4: Simplify right side
    18,173.37x = 340,521,925.27
  5. Step 5: Solve for x
    x = 340,521,925.27/18,173.37
  6. Step 6: Final answer
    x = 18,737.41

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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.