Home / 11,461.07-17,193.77-8,165.99

Finding the Fourth Proportional to 11,461.07, 17,193.77 and 8,165.99

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Solution

The fourth proportional to 11,461.07, 17,193.77 and 8,165.99 is: 12,250.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,461.07 : 17,193.77 = 8,165.99 : x
  2. Step 2: Convert to fraction form
    11,461.07/17,193.77 = 8,165.99/x
  3. Step 3: Cross multiply
    11,461.07x = 17,193.77 × 8,165.99
  4. Step 4: Simplify right side
    11,461.07x = 140,404,153.88
  5. Step 5: Solve for x
    x = 140,404,153.88/11,461.07
  6. Step 6: Final answer
    x = 12,250.53

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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.