Home / 30,112.62-41,554.01-16,500.58

Finding the Fourth Proportional to 30,112.62, 41,554.01 and 16,500.58

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Solution

The fourth proportional to 30,112.62, 41,554.01 and 16,500.58 is: 22,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,112.62 : 41,554.01 = 16,500.58 : x
  2. Step 2: Convert to fraction form
    30,112.62/41,554.01 = 16,500.58/x
  3. Step 3: Cross multiply
    30,112.62x = 41,554.01 × 16,500.58
  4. Step 4: Simplify right side
    30,112.62x = 685,665,266.33
  5. Step 5: Solve for x
    x = 685,665,266.33/30,112.62
  6. Step 6: Final answer
    x = 22,770.03

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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.