Home / 33,858.24-46,729.53-21,113.49

Finding the Fourth Proportional to 33,858.24, 46,729.53 and 21,113.49

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Solution

The fourth proportional to 33,858.24, 46,729.53 and 21,113.49 is: 29,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,858.24 : 46,729.53 = 21,113.49 : x
  2. Step 2: Convert to fraction form
    33,858.24/46,729.53 = 21,113.49/x
  3. Step 3: Cross multiply
    33,858.24x = 46,729.53 × 21,113.49
  4. Step 4: Simplify right side
    33,858.24x = 986,623,464.36
  5. Step 5: Solve for x
    x = 986,623,464.36/33,858.24
  6. Step 6: Final answer
    x = 29,139.83

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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.