Home / 18,733.83-28,018.07-16,668.33

Finding the Fourth Proportional to 18,733.83, 28,018.07 and 16,668.33

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Solution

The fourth proportional to 18,733.83, 28,018.07 and 16,668.33 is: 24,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.83 : 28,018.07 = 16,668.33 : x
  2. Step 2: Convert to fraction form
    18,733.83/28,018.07 = 16,668.33/x
  3. Step 3: Cross multiply
    18,733.83x = 28,018.07 × 16,668.33
  4. Step 4: Simplify right side
    18,733.83x = 467,014,296.63
  5. Step 5: Solve for x
    x = 467,014,296.63/18,733.83
  6. Step 6: Final answer
    x = 24,928.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.