Home / 34,481.56-51,722.52-13,705.12

Finding the Fourth Proportional to 34,481.56, 51,722.52 and 13,705.12

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Solution

The fourth proportional to 34,481.56, 51,722.52 and 13,705.12 is: 20,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,481.56 : 51,722.52 = 13,705.12 : x
  2. Step 2: Convert to fraction form
    34,481.56/51,722.52 = 13,705.12/x
  3. Step 3: Cross multiply
    34,481.56x = 51,722.52 × 13,705.12
  4. Step 4: Simplify right side
    34,481.56x = 708,863,343.30
  5. Step 5: Solve for x
    x = 708,863,343.30/34,481.56
  6. Step 6: Final answer
    x = 20,557.75

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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.