Home / 33,435.78-46,139.76-20,014.44

Finding the Fourth Proportional to 33,435.78, 46,139.76 and 20,014.44

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Solution

The fourth proportional to 33,435.78, 46,139.76 and 20,014.44 is: 27,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,435.78 : 46,139.76 = 20,014.44 : x
  2. Step 2: Convert to fraction form
    33,435.78/46,139.76 = 20,014.44/x
  3. Step 3: Cross multiply
    33,435.78x = 46,139.76 × 20,014.44
  4. Step 4: Simplify right side
    33,435.78x = 923,461,458.13
  5. Step 5: Solve for x
    x = 923,461,458.13/33,435.78
  6. Step 6: Final answer
    x = 27,618.96

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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.