Home / 33,012.66-45,556.76-18,670.59

Finding the Fourth Proportional to 33,012.66, 45,556.76 and 18,670.59

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Solution

The fourth proportional to 33,012.66, 45,556.76 and 18,670.59 is: 25,765.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,012.66 : 45,556.76 = 18,670.59 : x
  2. Step 2: Convert to fraction form
    33,012.66/45,556.76 = 18,670.59/x
  3. Step 3: Cross multiply
    33,012.66x = 45,556.76 × 18,670.59
  4. Step 4: Simplify right side
    33,012.66x = 850,571,494.34
  5. Step 5: Solve for x
    x = 850,571,494.34/33,012.66
  6. Step 6: Final answer
    x = 25,765.01

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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.