Home / 33,813.89-46,664.55-18,706.30

Finding the Fourth Proportional to 33,813.89, 46,664.55 and 18,706.30

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Solution

The fourth proportional to 33,813.89, 46,664.55 and 18,706.30 is: 25,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,813.89 : 46,664.55 = 18,706.30 : x
  2. Step 2: Convert to fraction form
    33,813.89/46,664.55 = 18,706.30/x
  3. Step 3: Cross multiply
    33,813.89x = 46,664.55 × 18,706.30
  4. Step 4: Simplify right side
    33,813.89x = 872,920,838.34
  5. Step 5: Solve for x
    x = 872,920,838.34/33,813.89
  6. Step 6: Final answer
    x = 25,815.45

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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.