Home / 36,815.80-55,226.74-13,114.19

Finding the Fourth Proportional to 36,815.80, 55,226.74 and 13,114.19

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Solution

The fourth proportional to 36,815.80, 55,226.74 and 13,114.19 is: 19,672.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,815.80 : 55,226.74 = 13,114.19 : x
  2. Step 2: Convert to fraction form
    36,815.80/55,226.74 = 13,114.19/x
  3. Step 3: Cross multiply
    36,815.80x = 55,226.74 × 13,114.19
  4. Step 4: Simplify right side
    36,815.80x = 724,253,961.44
  5. Step 5: Solve for x
    x = 724,253,961.44/36,815.80
  6. Step 6: Final answer
    x = 19,672.37

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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.