Home / 30,200.40-41,676.94-16,772.50

Finding the Fourth Proportional to 30,200.40, 41,676.94 and 16,772.50

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Solution

The fourth proportional to 30,200.40, 41,676.94 and 16,772.50 is: 23,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,200.40 : 41,676.94 = 16,772.50 : x
  2. Step 2: Convert to fraction form
    30,200.40/41,676.94 = 16,772.50/x
  3. Step 3: Cross multiply
    30,200.40x = 41,676.94 × 16,772.50
  4. Step 4: Simplify right side
    30,200.40x = 699,026,476.15
  5. Step 5: Solve for x
    x = 699,026,476.15/30,200.40
  6. Step 6: Final answer
    x = 23,146.27

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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.