Home / 36,798.87-55,198.80-10,503.60

Finding the Fourth Proportional to 36,798.87, 55,198.80 and 10,503.60

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Solution

The fourth proportional to 36,798.87, 55,198.80 and 10,503.60 is: 15,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,798.87 : 55,198.80 = 10,503.60 : x
  2. Step 2: Convert to fraction form
    36,798.87/55,198.80 = 10,503.60/x
  3. Step 3: Cross multiply
    36,798.87x = 55,198.80 × 10,503.60
  4. Step 4: Simplify right side
    36,798.87x = 579,786,115.68
  5. Step 5: Solve for x
    x = 579,786,115.68/36,798.87
  6. Step 6: Final answer
    x = 15,755.54

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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.