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Finding the Fourth Proportional to 14,662.10, 21,993.15 and 4,801.70

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Solution

The fourth proportional to 14,662.10, 21,993.15 and 4,801.70 is: 7,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,662.10 : 21,993.15 = 4,801.70 : x
  2. Step 2: Convert to fraction form
    14,662.10/21,993.15 = 4,801.70/x
  3. Step 3: Cross multiply
    14,662.10x = 21,993.15 × 4,801.70
  4. Step 4: Simplify right side
    14,662.10x = 105,604,508.36
  5. Step 5: Solve for x
    x = 105,604,508.36/14,662.10
  6. Step 6: Final answer
    x = 7,202.55

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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.