Home / 48,699.70-73,021.38-19,082.86

Finding the Fourth Proportional to 48,699.70, 73,021.38 and 19,082.86

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Solution

The fourth proportional to 48,699.70, 73,021.38 and 19,082.86 is: 28,613.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,699.70 : 73,021.38 = 19,082.86 : x
  2. Step 2: Convert to fraction form
    48,699.70/73,021.38 = 19,082.86/x
  3. Step 3: Cross multiply
    48,699.70x = 73,021.38 × 19,082.86
  4. Step 4: Simplify right side
    48,699.70x = 1,393,456,771.55
  5. Step 5: Solve for x
    x = 1,393,456,771.55/48,699.70
  6. Step 6: Final answer
    x = 28,613.25

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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.