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Finding the Fourth Proportional to 33,706.88, 46,515.48 and 18,802.88

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Solution

The fourth proportional to 33,706.88, 46,515.48 and 18,802.88 is: 25,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,706.88 : 46,515.48 = 18,802.88 : x
  2. Step 2: Convert to fraction form
    33,706.88/46,515.48 = 18,802.88/x
  3. Step 3: Cross multiply
    33,706.88x = 46,515.48 × 18,802.88
  4. Step 4: Simplify right side
    33,706.88x = 874,624,988.58
  5. Step 5: Solve for x
    x = 874,624,988.58/33,706.88
  6. Step 6: Final answer
    x = 25,947.97

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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.