Home / 22,162.46-30,583.44-12,090.62

Finding the Fourth Proportional to 22,162.46, 30,583.44 and 12,090.62

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Solution

The fourth proportional to 22,162.46, 30,583.44 and 12,090.62 is: 16,684.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,162.46 : 30,583.44 = 12,090.62 : x
  2. Step 2: Convert to fraction form
    22,162.46/30,583.44 = 12,090.62/x
  3. Step 3: Cross multiply
    22,162.46x = 30,583.44 × 12,090.62
  4. Step 4: Simplify right side
    22,162.46x = 369,772,751.33
  5. Step 5: Solve for x
    x = 369,772,751.33/22,162.46
  6. Step 6: Final answer
    x = 16,684.64

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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.