Home / 35,999.75-49,679.52-20,083.25

Finding the Fourth Proportional to 35,999.75, 49,679.52 and 20,083.25

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Solution

The fourth proportional to 35,999.75, 49,679.52 and 20,083.25 is: 27,714.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,999.75 : 49,679.52 = 20,083.25 : x
  2. Step 2: Convert to fraction form
    35,999.75/49,679.52 = 20,083.25/x
  3. Step 3: Cross multiply
    35,999.75x = 49,679.52 × 20,083.25
  4. Step 4: Simplify right side
    35,999.75x = 997,726,220.04
  5. Step 5: Solve for x
    x = 997,726,220.04/35,999.75
  6. Step 6: Final answer
    x = 27,714.81

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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.