Home / 35,999.78-49,679.41-20,084.18

Finding the Fourth Proportional to 35,999.78, 49,679.41 and 20,084.18

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Solution

The fourth proportional to 35,999.78, 49,679.41 and 20,084.18 is: 27,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,999.78 : 49,679.41 = 20,084.18 : x
  2. Step 2: Convert to fraction form
    35,999.78/49,679.41 = 20,084.18/x
  3. Step 3: Cross multiply
    35,999.78x = 49,679.41 × 20,084.18
  4. Step 4: Simplify right side
    35,999.78x = 997,770,112.31
  5. Step 5: Solve for x
    x = 997,770,112.31/35,999.78
  6. Step 6: Final answer
    x = 27,716.01

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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.