Home / 18,832.19-28,203.74-16,353.55

Finding the Fourth Proportional to 18,832.19, 28,203.74 and 16,353.55

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Solution

The fourth proportional to 18,832.19, 28,203.74 and 16,353.55 is: 24,491.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.19 : 28,203.74 = 16,353.55 : x
  2. Step 2: Convert to fraction form
    18,832.19/28,203.74 = 16,353.55/x
  3. Step 3: Cross multiply
    18,832.19x = 28,203.74 × 16,353.55
  4. Step 4: Simplify right side
    18,832.19x = 461,231,049.49
  5. Step 5: Solve for x
    x = 461,231,049.49/18,832.19
  6. Step 6: Final answer
    x = 24,491.63

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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.