Home / 22,120.06-30,525.87-12,048.54

Finding the Fourth Proportional to 22,120.06, 30,525.87 and 12,048.54

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Solution

The fourth proportional to 22,120.06, 30,525.87 and 12,048.54 is: 16,627.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.06 : 30,525.87 = 12,048.54 : x
  2. Step 2: Convert to fraction form
    22,120.06/30,525.87 = 12,048.54/x
  3. Step 3: Cross multiply
    22,120.06x = 30,525.87 × 12,048.54
  4. Step 4: Simplify right side
    22,120.06x = 367,792,165.73
  5. Step 5: Solve for x
    x = 367,792,165.73/22,120.06
  6. Step 6: Final answer
    x = 16,627.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.