Home / 34,913.97-48,181.26-18,998.40

Finding the Fourth Proportional to 34,913.97, 48,181.26 and 18,998.40

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Solution

The fourth proportional to 34,913.97, 48,181.26 and 18,998.40 is: 26,217.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,913.97 : 48,181.26 = 18,998.40 : x
  2. Step 2: Convert to fraction form
    34,913.97/48,181.26 = 18,998.40/x
  3. Step 3: Cross multiply
    34,913.97x = 48,181.26 × 18,998.40
  4. Step 4: Simplify right side
    34,913.97x = 915,366,849.98
  5. Step 5: Solve for x
    x = 915,366,849.98/34,913.97
  6. Step 6: Final answer
    x = 26,217.78

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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.