Home / 33,768.05-46,605.06-20,157.62

Finding the Fourth Proportional to 33,768.05, 46,605.06 and 20,157.62

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Solution

The fourth proportional to 33,768.05, 46,605.06 and 20,157.62 is: 27,820.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,768.05 : 46,605.06 = 20,157.62 : x
  2. Step 2: Convert to fraction form
    33,768.05/46,605.06 = 20,157.62/x
  3. Step 3: Cross multiply
    33,768.05x = 46,605.06 × 20,157.62
  4. Step 4: Simplify right side
    33,768.05x = 939,446,856.53
  5. Step 5: Solve for x
    x = 939,446,856.53/33,768.05
  6. Step 6: Final answer
    x = 27,820.59

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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.