Home / 20,095.71-30,137.81-6,767.25

Finding the Fourth Proportional to 20,095.71, 30,137.81 and 6,767.25

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Solution

The fourth proportional to 20,095.71, 30,137.81 and 6,767.25 is: 10,148.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,095.71 : 30,137.81 = 6,767.25 : x
  2. Step 2: Convert to fraction form
    20,095.71/30,137.81 = 6,767.25/x
  3. Step 3: Cross multiply
    20,095.71x = 30,137.81 × 6,767.25
  4. Step 4: Simplify right side
    20,095.71x = 203,950,060.89
  5. Step 5: Solve for x
    x = 203,950,060.89/20,095.71
  6. Step 6: Final answer
    x = 10,148.94

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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.