Home / 35,855.24-49,480.26-19,939.34

Finding the Fourth Proportional to 35,855.24, 49,480.26 and 19,939.34

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Solution

The fourth proportional to 35,855.24, 49,480.26 and 19,939.34 is: 27,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855.24 : 49,480.26 = 19,939.34 : x
  2. Step 2: Convert to fraction form
    35,855.24/49,480.26 = 19,939.34/x
  3. Step 3: Cross multiply
    35,855.24x = 49,480.26 × 19,939.34
  4. Step 4: Simplify right side
    35,855.24x = 986,603,727.43
  5. Step 5: Solve for x
    x = 986,603,727.43/35,855.24
  6. Step 6: Final answer
    x = 27,516.31

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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.