Home / 34,976.70-48,263.67-19,863.90

Finding the Fourth Proportional to 34,976.70, 48,263.67 and 19,863.90

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Solution

The fourth proportional to 34,976.70, 48,263.67 and 19,863.90 is: 27,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,976.70 : 48,263.67 = 19,863.90 : x
  2. Step 2: Convert to fraction form
    34,976.70/48,263.67 = 19,863.90/x
  3. Step 3: Cross multiply
    34,976.70x = 48,263.67 × 19,863.90
  4. Step 4: Simplify right side
    34,976.70x = 958,704,714.51
  5. Step 5: Solve for x
    x = 958,704,714.51/34,976.70
  6. Step 6: Final answer
    x = 27,409.81

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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.