Home / 36,425.80-54,651.82-14,255.08

Finding the Fourth Proportional to 36,425.80, 54,651.82 and 14,255.08

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Solution

The fourth proportional to 36,425.80, 54,651.82 and 14,255.08 is: 21,387.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,425.80 : 54,651.82 = 14,255.08 : x
  2. Step 2: Convert to fraction form
    36,425.80/54,651.82 = 14,255.08/x
  3. Step 3: Cross multiply
    36,425.80x = 54,651.82 × 14,255.08
  4. Step 4: Simplify right side
    36,425.80x = 779,066,066.25
  5. Step 5: Solve for x
    x = 779,066,066.25/36,425.80
  6. Step 6: Final answer
    x = 21,387.75

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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.