Home / 33,420.88-46,181.64-31,801.36

Finding the Fourth Proportional to 33,420.88, 46,181.64 and 31,801.36

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Solution

The fourth proportional to 33,420.88, 46,181.64 and 31,801.36 is: 43,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420.88 : 46,181.64 = 31,801.36 : x
  2. Step 2: Convert to fraction form
    33,420.88/46,181.64 = 31,801.36/x
  3. Step 3: Cross multiply
    33,420.88x = 46,181.64 × 31,801.36
  4. Step 4: Simplify right side
    33,420.88x = 1,468,638,959.03
  5. Step 5: Solve for x
    x = 1,468,638,959.03/33,420.88
  6. Step 6: Final answer
    x = 43,943.75

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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.