Home / 34,989.32-48,283.44-19,879.88

Finding the Fourth Proportional to 34,989.32, 48,283.44 and 19,879.88

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Solution

The fourth proportional to 34,989.32, 48,283.44 and 19,879.88 is: 27,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,989.32 : 48,283.44 = 19,879.88 : x
  2. Step 2: Convert to fraction form
    34,989.32/48,283.44 = 19,879.88/x
  3. Step 3: Cross multiply
    34,989.32x = 48,283.44 × 19,879.88
  4. Step 4: Simplify right side
    34,989.32x = 959,868,993.19
  5. Step 5: Solve for x
    x = 959,868,993.19/34,989.32
  6. Step 6: Final answer
    x = 27,433.20

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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.