Home / 51,418.64-77,136.60-16,369.04

Finding the Fourth Proportional to 51,418.64, 77,136.60 and 16,369.04

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Solution

The fourth proportional to 51,418.64, 77,136.60 and 16,369.04 is: 24,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,418.64 : 77,136.60 = 16,369.04 : x
  2. Step 2: Convert to fraction form
    51,418.64/77,136.60 = 16,369.04/x
  3. Step 3: Cross multiply
    51,418.64x = 77,136.60 × 16,369.04
  4. Step 4: Simplify right side
    51,418.64x = 1,262,652,090.86
  5. Step 5: Solve for x
    x = 1,262,652,090.86/51,418.64
  6. Step 6: Final answer
    x = 24,556.31

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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.