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Finding the Fourth Proportional to 33,994.35, 46,915.20 and 18,890.01

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Solution

The fourth proportional to 33,994.35, 46,915.20 and 18,890.01 is: 26,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,994.35 : 46,915.20 = 18,890.01 : x
  2. Step 2: Convert to fraction form
    33,994.35/46,915.20 = 18,890.01/x
  3. Step 3: Cross multiply
    33,994.35x = 46,915.20 × 18,890.01
  4. Step 4: Simplify right side
    33,994.35x = 886,228,597.15
  5. Step 5: Solve for x
    x = 886,228,597.15/33,994.35
  6. Step 6: Final answer
    x = 26,069.88

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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.