Home / 22,027.77-30,399.83-12,467.67

Finding the Fourth Proportional to 22,027.77, 30,399.83 and 12,467.67

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Solution

The fourth proportional to 22,027.77, 30,399.83 and 12,467.67 is: 17,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,027.77 : 30,399.83 = 12,467.67 : x
  2. Step 2: Convert to fraction form
    22,027.77/30,399.83 = 12,467.67/x
  3. Step 3: Cross multiply
    22,027.77x = 30,399.83 × 12,467.67
  4. Step 4: Simplify right side
    22,027.77x = 379,014,986.16
  5. Step 5: Solve for x
    x = 379,014,986.16/22,027.77
  6. Step 6: Final answer
    x = 17,206.23

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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.