Home / 35,755.44-49,325.37-21,405.48

Finding the Fourth Proportional to 35,755.44, 49,325.37 and 21,405.48

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Solution

The fourth proportional to 35,755.44, 49,325.37 and 21,405.48 is: 29,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,755.44 : 49,325.37 = 21,405.48 : x
  2. Step 2: Convert to fraction form
    35,755.44/49,325.37 = 21,405.48/x
  3. Step 3: Cross multiply
    35,755.44x = 49,325.37 × 21,405.48
  4. Step 4: Simplify right side
    35,755.44x = 1,055,833,221.03
  5. Step 5: Solve for x
    x = 1,055,833,221.03/35,755.44
  6. Step 6: Final answer
    x = 29,529.30

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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.