Home / 32,735.30-45,163.94-19,120.21

Finding the Fourth Proportional to 32,735.30, 45,163.94 and 19,120.21

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Solution

The fourth proportional to 32,735.30, 45,163.94 and 19,120.21 is: 26,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,735.30 : 45,163.94 = 19,120.21 : x
  2. Step 2: Convert to fraction form
    32,735.30/45,163.94 = 19,120.21/x
  3. Step 3: Cross multiply
    32,735.30x = 45,163.94 × 19,120.21
  4. Step 4: Simplify right side
    32,735.30x = 863,544,116.54
  5. Step 5: Solve for x
    x = 863,544,116.54/32,735.30
  6. Step 6: Final answer
    x = 26,379.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.