Home / 20,033.10-30,050.36-6,885.39

Finding the Fourth Proportional to 20,033.10, 30,050.36 and 6,885.39

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Solution

The fourth proportional to 20,033.10, 30,050.36 and 6,885.39 is: 10,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.10 : 30,050.36 = 6,885.39 : x
  2. Step 2: Convert to fraction form
    20,033.10/30,050.36 = 6,885.39/x
  3. Step 3: Cross multiply
    20,033.10x = 30,050.36 × 6,885.39
  4. Step 4: Simplify right side
    20,033.10x = 206,908,297.99
  5. Step 5: Solve for x
    x = 206,908,297.99/20,033.10
  6. Step 6: Final answer
    x = 10,328.32

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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.