Home / 14,910.06-20,576.07-8,196.42

Finding the Fourth Proportional to 14,910.06, 20,576.07 and 8,196.42

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Solution

The fourth proportional to 14,910.06, 20,576.07 and 8,196.42 is: 11,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.06 : 20,576.07 = 8,196.42 : x
  2. Step 2: Convert to fraction form
    14,910.06/20,576.07 = 8,196.42/x
  3. Step 3: Cross multiply
    14,910.06x = 20,576.07 × 8,196.42
  4. Step 4: Simplify right side
    14,910.06x = 168,650,111.67
  5. Step 5: Solve for x
    x = 168,650,111.67/14,910.06
  6. Step 6: Final answer
    x = 11,311.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.