Home / 22,066.66-30,451.32-12,634.60

Finding the Fourth Proportional to 22,066.66, 30,451.32 and 12,634.60

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Solution

The fourth proportional to 22,066.66, 30,451.32 and 12,634.60 is: 17,435.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.66 : 30,451.32 = 12,634.60 : x
  2. Step 2: Convert to fraction form
    22,066.66/30,451.32 = 12,634.60/x
  3. Step 3: Cross multiply
    22,066.66x = 30,451.32 × 12,634.60
  4. Step 4: Simplify right side
    22,066.66x = 384,740,247.67
  5. Step 5: Solve for x
    x = 384,740,247.67/22,066.66
  6. Step 6: Final answer
    x = 17,435.36

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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.