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Finding the Fourth Proportional to 29,998.97, 44,999.19 and 7,813.34

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Solution

The fourth proportional to 29,998.97, 44,999.19 and 7,813.34 is: 11,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,998.97 : 44,999.19 = 7,813.34 : x
  2. Step 2: Convert to fraction form
    29,998.97/44,999.19 = 7,813.34/x
  3. Step 3: Cross multiply
    29,998.97x = 44,999.19 × 7,813.34
  4. Step 4: Simplify right side
    29,998.97x = 351,593,746.20
  5. Step 5: Solve for x
    x = 351,593,746.20/29,998.97
  6. Step 6: Final answer
    x = 11,720.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.