Home / 20,033.26-30,050.51-6,885.45

Finding the Fourth Proportional to 20,033.26, 30,050.51 and 6,885.45

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Solution

The fourth proportional to 20,033.26, 30,050.51 and 6,885.45 is: 10,328.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.26 : 30,050.51 = 6,885.45 : x
  2. Step 2: Convert to fraction form
    20,033.26/30,050.51 = 6,885.45/x
  3. Step 3: Cross multiply
    20,033.26x = 30,050.51 × 6,885.45
  4. Step 4: Simplify right side
    20,033.26x = 206,911,284.08
  5. Step 5: Solve for x
    x = 206,911,284.08/20,033.26
  6. Step 6: Final answer
    x = 10,328.39

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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.