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Finding the Fourth Proportional to 11,368.99, 17,025 and 7,196.41

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Solution

The fourth proportional to 11,368.99, 17,025 and 7,196.41 is: 10,776.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.99 : 17,025 = 7,196.41 : x
  2. Step 2: Convert to fraction form
    11,368.99/17,025 = 7,196.41/x
  3. Step 3: Cross multiply
    11,368.99x = 17,025 × 7,196.41
  4. Step 4: Simplify right side
    11,368.99x = 122,518,880.25
  5. Step 5: Solve for x
    x = 122,518,880.25/11,368.99
  6. Step 6: Final answer
    x = 10,776.58

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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.