Home / 33,787.39-46,623.13-19,639.03

Finding the Fourth Proportional to 33,787.39, 46,623.13 and 19,639.03

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Solution

The fourth proportional to 33,787.39, 46,623.13 and 19,639.03 is: 27,099.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,787.39 : 46,623.13 = 19,639.03 : x
  2. Step 2: Convert to fraction form
    33,787.39/46,623.13 = 19,639.03/x
  3. Step 3: Cross multiply
    33,787.39x = 46,623.13 × 19,639.03
  4. Step 4: Simplify right side
    33,787.39x = 915,633,048.76
  5. Step 5: Solve for x
    x = 915,633,048.76/33,787.39
  6. Step 6: Final answer
    x = 27,099.85

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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.