Home / 35,879.19-49,507.68-19,963.59

Finding the Fourth Proportional to 35,879.19, 49,507.68 and 19,963.59

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Solution

The fourth proportional to 35,879.19, 49,507.68 and 19,963.59 is: 27,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,879.19 : 49,507.68 = 19,963.59 : x
  2. Step 2: Convert to fraction form
    35,879.19/49,507.68 = 19,963.59/x
  3. Step 3: Cross multiply
    35,879.19x = 49,507.68 × 19,963.59
  4. Step 4: Simplify right side
    35,879.19x = 988,351,025.37
  5. Step 5: Solve for x
    x = 988,351,025.37/35,879.19
  6. Step 6: Final answer
    x = 27,546.64

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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.