Home / 33,830.24-46,689.38-19,690.88

Finding the Fourth Proportional to 33,830.24, 46,689.38 and 19,690.88

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Solution

The fourth proportional to 33,830.24, 46,689.38 and 19,690.88 is: 27,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,830.24 : 46,689.38 = 19,690.88 : x
  2. Step 2: Convert to fraction form
    33,830.24/46,689.38 = 19,690.88/x
  3. Step 3: Cross multiply
    33,830.24x = 46,689.38 × 19,690.88
  4. Step 4: Simplify right side
    33,830.24x = 919,354,978.85
  5. Step 5: Solve for x
    x = 919,354,978.85/33,830.24
  6. Step 6: Final answer
    x = 27,175.54

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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.