Home / 33,868.04-46,760.73-21,140.61

Finding the Fourth Proportional to 33,868.04, 46,760.73 and 21,140.61

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Solution

The fourth proportional to 33,868.04, 46,760.73 and 21,140.61 is: 29,188.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.04 : 46,760.73 = 21,140.61 : x
  2. Step 2: Convert to fraction form
    33,868.04/46,760.73 = 21,140.61/x
  3. Step 3: Cross multiply
    33,868.04x = 46,760.73 × 21,140.61
  4. Step 4: Simplify right side
    33,868.04x = 988,550,016.74
  5. Step 5: Solve for x
    x = 988,550,016.74/33,868.04
  6. Step 6: Final answer
    x = 29,188.29

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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.