Home / 51,517.92-71,083.80-30,289.44

Finding the Fourth Proportional to 51,517.92, 71,083.80 and 30,289.44

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Solution

The fourth proportional to 51,517.92, 71,083.80 and 30,289.44 is: 41,793.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,517.92 : 71,083.80 = 30,289.44 : x
  2. Step 2: Convert to fraction form
    51,517.92/71,083.80 = 30,289.44/x
  3. Step 3: Cross multiply
    51,517.92x = 71,083.80 × 30,289.44
  4. Step 4: Simplify right side
    51,517.92x = 2,153,088,495.07
  5. Step 5: Solve for x
    x = 2,153,088,495.07/51,517.92
  6. Step 6: Final answer
    x = 41,793.00

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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.