Home / 12,470.92-18,706.55-4,150.94

Finding the Fourth Proportional to 12,470.92, 18,706.55 and 4,150.94

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Solution

The fourth proportional to 12,470.92, 18,706.55 and 4,150.94 is: 6,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470.92 : 18,706.55 = 4,150.94 : x
  2. Step 2: Convert to fraction form
    12,470.92/18,706.55 = 4,150.94/x
  3. Step 3: Cross multiply
    12,470.92x = 18,706.55 × 4,150.94
  4. Step 4: Simplify right side
    12,470.92x = 77,649,652.37
  5. Step 5: Solve for x
    x = 77,649,652.37/12,470.92
  6. Step 6: Final answer
    x = 6,226.46

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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.