Home / 14,554.14-20,084.63-8,180.89

Finding the Fourth Proportional to 14,554.14, 20,084.63 and 8,180.89

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Solution

The fourth proportional to 14,554.14, 20,084.63 and 8,180.89 is: 11,289.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554.14 : 20,084.63 = 8,180.89 : x
  2. Step 2: Convert to fraction form
    14,554.14/20,084.63 = 8,180.89/x
  3. Step 3: Cross multiply
    14,554.14x = 20,084.63 × 8,180.89
  4. Step 4: Simplify right side
    14,554.14x = 164,310,107.82
  5. Step 5: Solve for x
    x = 164,310,107.82/14,554.14
  6. Step 6: Final answer
    x = 11,289.58

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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.