Home / 36,468.36-54,647.87-28,135.89

Finding the Fourth Proportional to 36,468.36, 54,647.87 and 28,135.89

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Solution

The fourth proportional to 36,468.36, 54,647.87 and 28,135.89 is: 42,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.36 : 54,647.87 = 28,135.89 : x
  2. Step 2: Convert to fraction form
    36,468.36/54,647.87 = 28,135.89/x
  3. Step 3: Cross multiply
    36,468.36x = 54,647.87 × 28,135.89
  4. Step 4: Simplify right side
    36,468.36x = 1,537,566,318.37
  5. Step 5: Solve for x
    x = 1,537,566,318.37/36,468.36
  6. Step 6: Final answer
    x = 42,161.65

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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.