Home / 33,201.91-45,820.26-18,670.67

Finding the Fourth Proportional to 33,201.91, 45,820.26 and 18,670.67

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Solution

The fourth proportional to 33,201.91, 45,820.26 and 18,670.67 is: 25,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,201.91 : 45,820.26 = 18,670.67 : x
  2. Step 2: Convert to fraction form
    33,201.91/45,820.26 = 18,670.67/x
  3. Step 3: Cross multiply
    33,201.91x = 45,820.26 × 18,670.67
  4. Step 4: Simplify right side
    33,201.91x = 855,494,838.63
  5. Step 5: Solve for x
    x = 855,494,838.63/33,201.91
  6. Step 6: Final answer
    x = 25,766.43

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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.