Home / 33,868.67-46,761.59-21,141.23

Finding the Fourth Proportional to 33,868.67, 46,761.59 and 21,141.23

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Solution

The fourth proportional to 33,868.67, 46,761.59 and 21,141.23 is: 29,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.67 : 46,761.59 = 21,141.23 : x
  2. Step 2: Convert to fraction form
    33,868.67/46,761.59 = 21,141.23/x
  3. Step 3: Cross multiply
    33,868.67x = 46,761.59 × 21,141.23
  4. Step 4: Simplify right side
    33,868.67x = 988,597,423.65
  5. Step 5: Solve for x
    x = 988,597,423.65/33,868.67
  6. Step 6: Final answer
    x = 29,189.14

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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.