Home / 14,200.67-21,285.07-4,831.94

Finding the Fourth Proportional to 14,200.67, 21,285.07 and 4,831.94

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Solution

The fourth proportional to 14,200.67, 21,285.07 and 4,831.94 is: 7,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.67 : 21,285.07 = 4,831.94 : x
  2. Step 2: Convert to fraction form
    14,200.67/21,285.07 = 4,831.94/x
  3. Step 3: Cross multiply
    14,200.67x = 21,285.07 × 4,831.94
  4. Step 4: Simplify right side
    14,200.67x = 102,848,181.14
  5. Step 5: Solve for x
    x = 102,848,181.14/14,200.67
  6. Step 6: Final answer
    x = 7,242.49

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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.