Home / 33,898.38-46,782.57-18,795.78

Finding the Fourth Proportional to 33,898.38, 46,782.57 and 18,795.78

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Solution

The fourth proportional to 33,898.38, 46,782.57 and 18,795.78 is: 25,939.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,898.38 : 46,782.57 = 18,795.78 : x
  2. Step 2: Convert to fraction form
    33,898.38/46,782.57 = 18,795.78/x
  3. Step 3: Cross multiply
    33,898.38x = 46,782.57 × 18,795.78
  4. Step 4: Simplify right side
    33,898.38x = 879,314,893.55
  5. Step 5: Solve for x
    x = 879,314,893.55/33,898.38
  6. Step 6: Final answer
    x = 25,939.73

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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.