Home / 36,090.87-54,135.70-10,790.44

Finding the Fourth Proportional to 36,090.87, 54,135.70 and 10,790.44

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Solution

The fourth proportional to 36,090.87, 54,135.70 and 10,790.44 is: 16,185.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.87 : 54,135.70 = 10,790.44 : x
  2. Step 2: Convert to fraction form
    36,090.87/54,135.70 = 10,790.44/x
  3. Step 3: Cross multiply
    36,090.87x = 54,135.70 × 10,790.44
  4. Step 4: Simplify right side
    36,090.87x = 584,148,022.71
  5. Step 5: Solve for x
    x = 584,148,022.71/36,090.87
  6. Step 6: Final answer
    x = 16,185.48

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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.