Home / 14,137.38-21,167.10-9,450.90

Finding the Fourth Proportional to 14,137.38, 21,167.10 and 9,450.90

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Solution

The fourth proportional to 14,137.38, 21,167.10 and 9,450.90 is: 14,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.38 : 21,167.10 = 9,450.90 : x
  2. Step 2: Convert to fraction form
    14,137.38/21,167.10 = 9,450.90/x
  3. Step 3: Cross multiply
    14,137.38x = 21,167.10 × 9,450.90
  4. Step 4: Simplify right side
    14,137.38x = 200,048,145.39
  5. Step 5: Solve for x
    x = 200,048,145.39/14,137.38
  6. Step 6: Final answer
    x = 14,150.30

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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.