Home / 35,907.24-49,546.08-19,991.28

Finding the Fourth Proportional to 35,907.24, 49,546.08 and 19,991.28

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Solution

The fourth proportional to 35,907.24, 49,546.08 and 19,991.28 is: 27,584.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.24 : 49,546.08 = 19,991.28 : x
  2. Step 2: Convert to fraction form
    35,907.24/49,546.08 = 19,991.28/x
  3. Step 3: Cross multiply
    35,907.24x = 49,546.08 × 19,991.28
  4. Step 4: Simplify right side
    35,907.24x = 990,489,558.18
  5. Step 5: Solve for x
    x = 990,489,558.18/35,907.24
  6. Step 6: Final answer
    x = 27,584.68

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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.