Home / 16,066.66-22,172.46-8,992.90

Finding the Fourth Proportional to 16,066.66, 22,172.46 and 8,992.90

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Solution

The fourth proportional to 16,066.66, 22,172.46 and 8,992.90 is: 12,410.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,066.66 : 22,172.46 = 8,992.90 : x
  2. Step 2: Convert to fraction form
    16,066.66/22,172.46 = 8,992.90/x
  3. Step 3: Cross multiply
    16,066.66x = 22,172.46 × 8,992.90
  4. Step 4: Simplify right side
    16,066.66x = 199,394,715.53
  5. Step 5: Solve for x
    x = 199,394,715.53/16,066.66
  6. Step 6: Final answer
    x = 12,410.46

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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.