Home / 12,164.40-18,246.60-9,704.03

Finding the Fourth Proportional to 12,164.40, 18,246.60 and 9,704.03

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Solution

The fourth proportional to 12,164.40, 18,246.60 and 9,704.03 is: 14,556.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.40 : 18,246.60 = 9,704.03 : x
  2. Step 2: Convert to fraction form
    12,164.40/18,246.60 = 9,704.03/x
  3. Step 3: Cross multiply
    12,164.40x = 18,246.60 × 9,704.03
  4. Step 4: Simplify right side
    12,164.40x = 177,065,462.57
  5. Step 5: Solve for x
    x = 177,065,462.57/12,164.40
  6. Step 6: Final answer
    x = 14,556.04

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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.