Home / 14,625.30-21,939.76-4,761.94

Finding the Fourth Proportional to 14,625.30, 21,939.76 and 4,761.94

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Solution

The fourth proportional to 14,625.30, 21,939.76 and 4,761.94 is: 7,143.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.30 : 21,939.76 = 4,761.94 : x
  2. Step 2: Convert to fraction form
    14,625.30/21,939.76 = 4,761.94/x
  3. Step 3: Cross multiply
    14,625.30x = 21,939.76 × 4,761.94
  4. Step 4: Simplify right side
    14,625.30x = 104,475,820.73
  5. Step 5: Solve for x
    x = 104,475,820.73/14,625.30
  6. Step 6: Final answer
    x = 7,143.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.