Home / 44,351.45-66,519.97-12,754.31

Finding the Fourth Proportional to 44,351.45, 66,519.97 and 12,754.31

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Solution

The fourth proportional to 44,351.45, 66,519.97 and 12,754.31 is: 19,129.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,351.45 : 66,519.97 = 12,754.31 : x
  2. Step 2: Convert to fraction form
    44,351.45/66,519.97 = 12,754.31/x
  3. Step 3: Cross multiply
    44,351.45x = 66,519.97 × 12,754.31
  4. Step 4: Simplify right side
    44,351.45x = 848,416,328.26
  5. Step 5: Solve for x
    x = 848,416,328.26/44,351.45
  6. Step 6: Final answer
    x = 19,129.39

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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.