Home / 34,288.26-51,379.20-23,778.78

Finding the Fourth Proportional to 34,288.26, 51,379.20 and 23,778.78

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Solution

The fourth proportional to 34,288.26, 51,379.20 and 23,778.78 is: 35,631.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,288.26 : 51,379.20 = 23,778.78 : x
  2. Step 2: Convert to fraction form
    34,288.26/51,379.20 = 23,778.78/x
  3. Step 3: Cross multiply
    34,288.26x = 51,379.20 × 23,778.78
  4. Step 4: Simplify right side
    34,288.26x = 1,221,734,693.38
  5. Step 5: Solve for x
    x = 1,221,734,693.38/34,288.26
  6. Step 6: Final answer
    x = 35,631.28

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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.