Home / 33,791.29-46,635.37-18,685.09

Finding the Fourth Proportional to 33,791.29, 46,635.37 and 18,685.09

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Solution

The fourth proportional to 33,791.29, 46,635.37 and 18,685.09 is: 25,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,791.29 : 46,635.37 = 18,685.09 : x
  2. Step 2: Convert to fraction form
    33,791.29/46,635.37 = 18,685.09/x
  3. Step 3: Cross multiply
    33,791.29x = 46,635.37 × 18,685.09
  4. Step 4: Simplify right side
    33,791.29x = 871,386,085.63
  5. Step 5: Solve for x
    x = 871,386,085.63/33,791.29
  6. Step 6: Final answer
    x = 25,787.30

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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.