Home / 33,629.51-46,409.92-20,889.67

Finding the Fourth Proportional to 33,629.51, 46,409.92 and 20,889.67

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Solution

The fourth proportional to 33,629.51, 46,409.92 and 20,889.67 is: 28,828.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.51 : 46,409.92 = 20,889.67 : x
  2. Step 2: Convert to fraction form
    33,629.51/46,409.92 = 20,889.67/x
  3. Step 3: Cross multiply
    33,629.51x = 46,409.92 × 20,889.67
  4. Step 4: Simplify right side
    33,629.51x = 969,487,913.53
  5. Step 5: Solve for x
    x = 969,487,913.53/33,629.51
  6. Step 6: Final answer
    x = 28,828.49

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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.