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Finding the Fourth Proportional to 17,114.20, 25,652.10 and 9,722.20

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Solution

The fourth proportional to 17,114.20, 25,652.10 and 9,722.20 is: 14,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,114.20 : 25,652.10 = 9,722.20 : x
  2. Step 2: Convert to fraction form
    17,114.20/25,652.10 = 9,722.20/x
  3. Step 3: Cross multiply
    17,114.20x = 25,652.10 × 9,722.20
  4. Step 4: Simplify right side
    17,114.20x = 249,394,846.62
  5. Step 5: Solve for x
    x = 249,394,846.62/17,114.20
  6. Step 6: Final answer
    x = 14,572.39

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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.