Home / 33,835.70-46,696.30-18,731.90

Finding the Fourth Proportional to 33,835.70, 46,696.30 and 18,731.90

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Solution

The fourth proportional to 33,835.70, 46,696.30 and 18,731.90 is: 25,851.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,835.70 : 46,696.30 = 18,731.90 : x
  2. Step 2: Convert to fraction form
    33,835.70/46,696.30 = 18,731.90/x
  3. Step 3: Cross multiply
    33,835.70x = 46,696.30 × 18,731.90
  4. Step 4: Simplify right side
    33,835.70x = 874,710,421.97
  5. Step 5: Solve for x
    x = 874,710,421.97/33,835.70
  6. Step 6: Final answer
    x = 25,851.70

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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.