Home / 33,897.08-46,778.18-18,789.98

Finding the Fourth Proportional to 33,897.08, 46,778.18 and 18,789.98

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Solution

The fourth proportional to 33,897.08, 46,778.18 and 18,789.98 is: 25,930.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,897.08 : 46,778.18 = 18,789.98 : x
  2. Step 2: Convert to fraction form
    33,897.08/46,778.18 = 18,789.98/x
  3. Step 3: Cross multiply
    33,897.08x = 46,778.18 × 18,789.98
  4. Step 4: Simplify right side
    33,897.08x = 878,960,738.80
  5. Step 5: Solve for x
    x = 878,960,738.80/33,897.08
  6. Step 6: Final answer
    x = 25,930.28

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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.