Home / 33,787.68-46,634.40-19,648.68

Finding the Fourth Proportional to 33,787.68, 46,634.40 and 19,648.68

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Solution

The fourth proportional to 33,787.68, 46,634.40 and 19,648.68 is: 27,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,787.68 : 46,634.40 = 19,648.68 : x
  2. Step 2: Convert to fraction form
    33,787.68/46,634.40 = 19,648.68/x
  3. Step 3: Cross multiply
    33,787.68x = 46,634.40 × 19,648.68
  4. Step 4: Simplify right side
    33,787.68x = 916,304,402.59
  5. Step 5: Solve for x
    x = 916,304,402.59/33,787.68
  6. Step 6: Final answer
    x = 27,119.48

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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.