Home / 33,787.04-46,622-18,677.62

Finding the Fourth Proportional to 33,787.04, 46,622 and 18,677.62

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Solution

The fourth proportional to 33,787.04, 46,622 and 18,677.62 is: 25,772.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,787.04 : 46,622 = 18,677.62 : x
  2. Step 2: Convert to fraction form
    33,787.04/46,622 = 18,677.62/x
  3. Step 3: Cross multiply
    33,787.04x = 46,622 × 18,677.62
  4. Step 4: Simplify right side
    33,787.04x = 870,787,999.64
  5. Step 5: Solve for x
    x = 870,787,999.64/33,787.04
  6. Step 6: Final answer
    x = 25,772.84

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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.