Home / 22,235.04-30,684.60-12,163.26

Finding the Fourth Proportional to 22,235.04, 30,684.60 and 12,163.26

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Solution

The fourth proportional to 22,235.04, 30,684.60 and 12,163.26 is: 16,785.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,235.04 : 30,684.60 = 12,163.26 : x
  2. Step 2: Convert to fraction form
    22,235.04/30,684.60 = 12,163.26/x
  3. Step 3: Cross multiply
    22,235.04x = 30,684.60 × 12,163.26
  4. Step 4: Simplify right side
    22,235.04x = 373,224,767.80
  5. Step 5: Solve for x
    x = 373,224,767.80/22,235.04
  6. Step 6: Final answer
    x = 16,785.43

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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.