Home / 51,229.96-76,879.54-17,950.28

Finding the Fourth Proportional to 51,229.96, 76,879.54 and 17,950.28

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Solution

The fourth proportional to 51,229.96, 76,879.54 and 17,950.28 is: 26,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,229.96 : 76,879.54 = 17,950.28 : x
  2. Step 2: Convert to fraction form
    51,229.96/76,879.54 = 17,950.28/x
  3. Step 3: Cross multiply
    51,229.96x = 76,879.54 × 17,950.28
  4. Step 4: Simplify right side
    51,229.96x = 1,380,009,269.27
  5. Step 5: Solve for x
    x = 1,380,009,269.27/51,229.96
  6. Step 6: Final answer
    x = 26,937.54

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1.5x scale

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.