Home / 35,640.72-49,183.43-19,508.03

Finding the Fourth Proportional to 35,640.72, 49,183.43 and 19,508.03

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Solution

The fourth proportional to 35,640.72, 49,183.43 and 19,508.03 is: 26,920.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,640.72 : 49,183.43 = 19,508.03 : x
  2. Step 2: Convert to fraction form
    35,640.72/49,183.43 = 19,508.03/x
  3. Step 3: Cross multiply
    35,640.72x = 49,183.43 × 19,508.03
  4. Step 4: Simplify right side
    35,640.72x = 959,471,827.94
  5. Step 5: Solve for x
    x = 959,471,827.94/35,640.72
  6. Step 6: Final answer
    x = 26,920.66

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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.