Home / 14,622.48-21,933.70-4,761.75

Finding the Fourth Proportional to 14,622.48, 21,933.70 and 4,761.75

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Solution

The fourth proportional to 14,622.48, 21,933.70 and 4,761.75 is: 7,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.48 : 21,933.70 = 4,761.75 : x
  2. Step 2: Convert to fraction form
    14,622.48/21,933.70 = 4,761.75/x
  3. Step 3: Cross multiply
    14,622.48x = 21,933.70 × 4,761.75
  4. Step 4: Simplify right side
    14,622.48x = 104,442,674.40
  5. Step 5: Solve for x
    x = 104,442,674.40/14,622.48
  6. Step 6: Final answer
    x = 7,142.61

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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.