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Finding the Fourth Proportional to 12,364.52, 18,546.77 and 3,004.49

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Solution

The fourth proportional to 12,364.52, 18,546.77 and 3,004.49 is: 4,506.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.52 : 18,546.77 = 3,004.49 : x
  2. Step 2: Convert to fraction form
    12,364.52/18,546.77 = 3,004.49/x
  3. Step 3: Cross multiply
    12,364.52x = 18,546.77 × 3,004.49
  4. Step 4: Simplify right side
    12,364.52x = 55,723,638.88
  5. Step 5: Solve for x
    x = 55,723,638.88/12,364.52
  6. Step 6: Final answer
    x = 4,506.74

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Similar ratio
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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.