Home / 36,456.48-54,621.72-28,467

Finding the Fourth Proportional to 36,456.48, 54,621.72 and 28,467

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Solution

The fourth proportional to 36,456.48, 54,621.72 and 28,467 is: 42,651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456.48 : 54,621.72 = 28,467 : x
  2. Step 2: Convert to fraction form
    36,456.48/54,621.72 = 28,467/x
  3. Step 3: Cross multiply
    36,456.48x = 54,621.72 × 28,467
  4. Step 4: Simplify right side
    36,456.48x = 1,554,916,503.24
  5. Step 5: Solve for x
    x = 1,554,916,503.24/36,456.48
  6. Step 6: Final answer
    x = 42,651.31

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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.