Home / 34,914.45-48,181.94-18,998.90

Finding the Fourth Proportional to 34,914.45, 48,181.94 and 18,998.90

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Solution

The fourth proportional to 34,914.45, 48,181.94 and 18,998.90 is: 26,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,914.45 : 48,181.94 = 18,998.90 : x
  2. Step 2: Convert to fraction form
    34,914.45/48,181.94 = 18,998.90/x
  3. Step 3: Cross multiply
    34,914.45x = 48,181.94 × 18,998.90
  4. Step 4: Simplify right side
    34,914.45x = 915,403,523.96
  5. Step 5: Solve for x
    x = 915,403,523.96/34,914.45
  6. Step 6: Final answer
    x = 26,218.47

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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.