Home / 33,838.16-46,695.87-18,729.90

Finding the Fourth Proportional to 33,838.16, 46,695.87 and 18,729.90

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Solution

The fourth proportional to 33,838.16, 46,695.87 and 18,729.90 is: 25,846.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,838.16 : 46,695.87 = 18,729.90 : x
  2. Step 2: Convert to fraction form
    33,838.16/46,695.87 = 18,729.90/x
  3. Step 3: Cross multiply
    33,838.16x = 46,695.87 × 18,729.90
  4. Step 4: Simplify right side
    33,838.16x = 874,608,975.51
  5. Step 5: Solve for x
    x = 874,608,975.51/33,838.16
  6. Step 6: Final answer
    x = 25,846.83

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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.