Home / 14,198.36-21,253.74-9,257.36

Finding the Fourth Proportional to 14,198.36, 21,253.74 and 9,257.36

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Solution

The fourth proportional to 14,198.36, 21,253.74 and 9,257.36 is: 13,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.36 : 21,253.74 = 9,257.36 : x
  2. Step 2: Convert to fraction form
    14,198.36/21,253.74 = 9,257.36/x
  3. Step 3: Cross multiply
    14,198.36x = 21,253.74 × 9,257.36
  4. Step 4: Simplify right side
    14,198.36x = 196,753,522.53
  5. Step 5: Solve for x
    x = 196,753,522.53/14,198.36
  6. Step 6: Final answer
    x = 13,857.48

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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.