Home / 36,270.48-54,400.26-12,254.49

Finding the Fourth Proportional to 36,270.48, 54,400.26 and 12,254.49

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Solution

The fourth proportional to 36,270.48, 54,400.26 and 12,254.49 is: 18,379.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,270.48 : 54,400.26 = 12,254.49 : x
  2. Step 2: Convert to fraction form
    36,270.48/54,400.26 = 12,254.49/x
  3. Step 3: Cross multiply
    36,270.48x = 54,400.26 × 12,254.49
  4. Step 4: Simplify right side
    36,270.48x = 666,647,419.19
  5. Step 5: Solve for x
    x = 666,647,419.19/36,270.48
  6. Step 6: Final answer
    x = 18,379.89

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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.