Home / 35,559.27-49,069.97-19,640.64

Finding the Fourth Proportional to 35,559.27, 49,069.97 and 19,640.64

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Solution

The fourth proportional to 35,559.27, 49,069.97 and 19,640.64 is: 27,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,559.27 : 49,069.97 = 19,640.64 : x
  2. Step 2: Convert to fraction form
    35,559.27/49,069.97 = 19,640.64/x
  3. Step 3: Cross multiply
    35,559.27x = 49,069.97 × 19,640.64
  4. Step 4: Simplify right side
    35,559.27x = 963,765,419.33
  5. Step 5: Solve for x
    x = 963,765,419.33/35,559.27
  6. Step 6: Final answer
    x = 27,103.07

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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.