Home / 44,519.57-66,782.83-12,930.15

Finding the Fourth Proportional to 44,519.57, 66,782.83 and 12,930.15

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Solution

The fourth proportional to 44,519.57, 66,782.83 and 12,930.15 is: 19,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,519.57 : 66,782.83 = 12,930.15 : x
  2. Step 2: Convert to fraction form
    44,519.57/66,782.83 = 12,930.15/x
  3. Step 3: Cross multiply
    44,519.57x = 66,782.83 × 12,930.15
  4. Step 4: Simplify right side
    44,519.57x = 863,511,977.00
  5. Step 5: Solve for x
    x = 863,511,977.00/44,519.57
  6. Step 6: Final answer
    x = 19,396.23

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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.