Home / 36,651.42-54,993.53-21,069.05

Finding the Fourth Proportional to 36,651.42, 54,993.53 and 21,069.05

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Solution

The fourth proportional to 36,651.42, 54,993.53 and 21,069.05 is: 31,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651.42 : 54,993.53 = 21,069.05 : x
  2. Step 2: Convert to fraction form
    36,651.42/54,993.53 = 21,069.05/x
  3. Step 3: Cross multiply
    36,651.42x = 54,993.53 × 21,069.05
  4. Step 4: Simplify right side
    36,651.42x = 1,158,661,210.95
  5. Step 5: Solve for x
    x = 1,158,661,210.95/36,651.42
  6. Step 6: Final answer
    x = 31,613.00

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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.