Home / 14,896.89-20,555.48-8,522.47

Finding the Fourth Proportional to 14,896.89, 20,555.48 and 8,522.47

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Solution

The fourth proportional to 14,896.89, 20,555.48 and 8,522.47 is: 11,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.89 : 20,555.48 = 8,522.47 : x
  2. Step 2: Convert to fraction form
    14,896.89/20,555.48 = 8,522.47/x
  3. Step 3: Cross multiply
    14,896.89x = 20,555.48 × 8,522.47
  4. Step 4: Simplify right side
    14,896.89x = 175,183,461.64
  5. Step 5: Solve for x
    x = 175,183,461.64/14,896.89
  6. Step 6: Final answer
    x = 11,759.73

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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.