Home / 30,485.52-41,976.48-26,687.46

Finding the Fourth Proportional to 30,485.52, 41,976.48 and 26,687.46

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Solution

The fourth proportional to 30,485.52, 41,976.48 and 26,687.46 is: 36,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,485.52 : 41,976.48 = 26,687.46 : x
  2. Step 2: Convert to fraction form
    30,485.52/41,976.48 = 26,687.46/x
  3. Step 3: Cross multiply
    30,485.52x = 41,976.48 × 26,687.46
  4. Step 4: Simplify right side
    30,485.52x = 1,120,245,630.94
  5. Step 5: Solve for x
    x = 1,120,245,630.94/30,485.52
  6. Step 6: Final answer
    x = 36,746.81

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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.