Home / 34,012.12-51,025.60-14,279.44

Finding the Fourth Proportional to 34,012.12, 51,025.60 and 14,279.44

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Solution

The fourth proportional to 34,012.12, 51,025.60 and 14,279.44 is: 21,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,012.12 : 51,025.60 = 14,279.44 : x
  2. Step 2: Convert to fraction form
    34,012.12/51,025.60 = 14,279.44/x
  3. Step 3: Cross multiply
    34,012.12x = 51,025.60 × 14,279.44
  4. Step 4: Simplify right side
    34,012.12x = 728,616,993.66
  5. Step 5: Solve for x
    x = 728,616,993.66/34,012.12
  6. Step 6: Final answer
    x = 21,422.28

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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.