Home / 14,246.94-21,346.96-4,881.78

Finding the Fourth Proportional to 14,246.94, 21,346.96 and 4,881.78

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Solution

The fourth proportional to 14,246.94, 21,346.96 and 4,881.78 is: 7,314.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.94 : 21,346.96 = 4,881.78 : x
  2. Step 2: Convert to fraction form
    14,246.94/21,346.96 = 4,881.78/x
  3. Step 3: Cross multiply
    14,246.94x = 21,346.96 × 4,881.78
  4. Step 4: Simplify right side
    14,246.94x = 104,211,162.39
  5. Step 5: Solve for x
    x = 104,211,162.39/14,246.94
  6. Step 6: Final answer
    x = 7,314.63

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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.