Home / 51,103.76-76,652.44-19,076.58

Finding the Fourth Proportional to 51,103.76, 76,652.44 and 19,076.58

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Solution

The fourth proportional to 51,103.76, 76,652.44 and 19,076.58 is: 28,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,103.76 : 76,652.44 = 19,076.58 : x
  2. Step 2: Convert to fraction form
    51,103.76/76,652.44 = 19,076.58/x
  3. Step 3: Cross multiply
    51,103.76x = 76,652.44 × 19,076.58
  4. Step 4: Simplify right side
    51,103.76x = 1,462,266,403.86
  5. Step 5: Solve for x
    x = 1,462,266,403.86/51,103.76
  6. Step 6: Final answer
    x = 28,613.68

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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.