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Finding the Fourth Proportional to 14,604.10, 21,906.15 and 5,845.30

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Solution

The fourth proportional to 14,604.10, 21,906.15 and 5,845.30 is: 8,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,604.10 : 21,906.15 = 5,845.30 : x
  2. Step 2: Convert to fraction form
    14,604.10/21,906.15 = 5,845.30/x
  3. Step 3: Cross multiply
    14,604.10x = 21,906.15 × 5,845.30
  4. Step 4: Simplify right side
    14,604.10x = 128,048,018.60
  5. Step 5: Solve for x
    x = 128,048,018.60/14,604.10
  6. Step 6: Final answer
    x = 8,767.95

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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.