Home / 33,702.84-50,520.42-18,918.36

Finding the Fourth Proportional to 33,702.84, 50,520.42 and 18,918.36

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Solution

The fourth proportional to 33,702.84, 50,520.42 and 18,918.36 is: 28,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,702.84 : 50,520.42 = 18,918.36 : x
  2. Step 2: Convert to fraction form
    33,702.84/50,520.42 = 18,918.36/x
  3. Step 3: Cross multiply
    33,702.84x = 50,520.42 × 18,918.36
  4. Step 4: Simplify right side
    33,702.84x = 955,763,492.91
  5. Step 5: Solve for x
    x = 955,763,492.91/33,702.84
  6. Step 6: Final answer
    x = 28,358.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.