Home / 18,892.44-26,066.85-12,169.98

Finding the Fourth Proportional to 18,892.44, 26,066.85 and 12,169.98

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Solution

The fourth proportional to 18,892.44, 26,066.85 and 12,169.98 is: 16,791.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892.44 : 26,066.85 = 12,169.98 : x
  2. Step 2: Convert to fraction form
    18,892.44/26,066.85 = 12,169.98/x
  3. Step 3: Cross multiply
    18,892.44x = 26,066.85 × 12,169.98
  4. Step 4: Simplify right side
    18,892.44x = 317,232,997.53
  5. Step 5: Solve for x
    x = 317,232,997.53/18,892.44
  6. Step 6: Final answer
    x = 16,791.53

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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.