Home / 33,866.78-46,734.30-18,758.25

Finding the Fourth Proportional to 33,866.78, 46,734.30 and 18,758.25

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Solution

The fourth proportional to 33,866.78, 46,734.30 and 18,758.25 is: 25,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,866.78 : 46,734.30 = 18,758.25 : x
  2. Step 2: Convert to fraction form
    33,866.78/46,734.30 = 18,758.25/x
  3. Step 3: Cross multiply
    33,866.78x = 46,734.30 × 18,758.25
  4. Step 4: Simplify right side
    33,866.78x = 876,653,682.98
  5. Step 5: Solve for x
    x = 876,653,682.98/33,866.78
  6. Step 6: Final answer
    x = 25,885.36

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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.