Home / 13,368.20-20,052.30-9,609.80

Finding the Fourth Proportional to 13,368.20, 20,052.30 and 9,609.80

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Solution

The fourth proportional to 13,368.20, 20,052.30 and 9,609.80 is: 14,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368.20 : 20,052.30 = 9,609.80 : x
  2. Step 2: Convert to fraction form
    13,368.20/20,052.30 = 9,609.80/x
  3. Step 3: Cross multiply
    13,368.20x = 20,052.30 × 9,609.80
  4. Step 4: Simplify right side
    13,368.20x = 192,698,592.54
  5. Step 5: Solve for x
    x = 192,698,592.54/13,368.20
  6. Step 6: Final answer
    x = 14,414.70

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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.