Home / 14,246.89-21,372.39-4,889.27

Finding the Fourth Proportional to 14,246.89, 21,372.39 and 4,889.27

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Solution

The fourth proportional to 14,246.89, 21,372.39 and 4,889.27 is: 7,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.89 : 21,372.39 = 4,889.27 : x
  2. Step 2: Convert to fraction form
    14,246.89/21,372.39 = 4,889.27/x
  3. Step 3: Cross multiply
    14,246.89x = 21,372.39 × 4,889.27
  4. Step 4: Simplify right side
    14,246.89x = 104,495,438.69
  5. Step 5: Solve for x
    x = 104,495,438.69/14,246.89
  6. Step 6: Final answer
    x = 7,334.62

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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.