Home / 9,506.70-14,269.19-8,121.60

Finding the Fourth Proportional to 9,506.70, 14,269.19 and 8,121.60

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Solution

The fourth proportional to 9,506.70, 14,269.19 and 8,121.60 is: 12,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506.70 : 14,269.19 = 8,121.60 : x
  2. Step 2: Convert to fraction form
    9,506.70/14,269.19 = 8,121.60/x
  3. Step 3: Cross multiply
    9,506.70x = 14,269.19 × 8,121.60
  4. Step 4: Simplify right side
    9,506.70x = 115,888,612.90
  5. Step 5: Solve for x
    x = 115,888,612.90/9,506.70
  6. Step 6: Final answer
    x = 12,190.20

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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.