Home / 33,787.67-46,629.80-19,643.27

Finding the Fourth Proportional to 33,787.67, 46,629.80 and 19,643.27

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Solution

The fourth proportional to 33,787.67, 46,629.80 and 19,643.27 is: 27,109.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,787.67 : 46,629.80 = 19,643.27 : x
  2. Step 2: Convert to fraction form
    33,787.67/46,629.80 = 19,643.27/x
  3. Step 3: Cross multiply
    33,787.67x = 46,629.80 × 19,643.27
  4. Step 4: Simplify right side
    33,787.67x = 915,961,420.08
  5. Step 5: Solve for x
    x = 915,961,420.08/33,787.67
  6. Step 6: Final answer
    x = 27,109.34

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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.