Home / 33,911.84-46,787.13-20,477.99

Finding the Fourth Proportional to 33,911.84, 46,787.13 and 20,477.99

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Solution

The fourth proportional to 33,911.84, 46,787.13 and 20,477.99 is: 28,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,911.84 : 46,787.13 = 20,477.99 : x
  2. Step 2: Convert to fraction form
    33,911.84/46,787.13 = 20,477.99/x
  3. Step 3: Cross multiply
    33,911.84x = 46,787.13 × 20,477.99
  4. Step 4: Simplify right side
    33,911.84x = 958,106,146.33
  5. Step 5: Solve for x
    x = 958,106,146.33/33,911.84
  6. Step 6: Final answer
    x = 28,252.85

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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.