Home / 33,629.44-46,406.40-19,479.76

Finding the Fourth Proportional to 33,629.44, 46,406.40 and 19,479.76

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Solution

The fourth proportional to 33,629.44, 46,406.40 and 19,479.76 is: 26,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.44 : 46,406.40 = 19,479.76 : x
  2. Step 2: Convert to fraction form
    33,629.44/46,406.40 = 19,479.76/x
  3. Step 3: Cross multiply
    33,629.44x = 46,406.40 × 19,479.76
  4. Step 4: Simplify right side
    33,629.44x = 903,985,534.46
  5. Step 5: Solve for x
    x = 903,985,534.46/33,629.44
  6. Step 6: Final answer
    x = 26,880.78

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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.