Home / 33,311.60-45,971.72-19,166.56

Finding the Fourth Proportional to 33,311.60, 45,971.72 and 19,166.56

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Solution

The fourth proportional to 33,311.60, 45,971.72 and 19,166.56 is: 26,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.60 : 45,971.72 = 19,166.56 : x
  2. Step 2: Convert to fraction form
    33,311.60/45,971.72 = 19,166.56/x
  3. Step 3: Cross multiply
    33,311.60x = 45,971.72 × 19,166.56
  4. Step 4: Simplify right side
    33,311.60x = 881,119,729.68
  5. Step 5: Solve for x
    x = 881,119,729.68/33,311.60
  6. Step 6: Final answer
    x = 26,450.84

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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.