Home / 14,120.46-21,167.73-6,325.02

Finding the Fourth Proportional to 14,120.46, 21,167.73 and 6,325.02

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Solution

The fourth proportional to 14,120.46, 21,167.73 and 6,325.02 is: 9,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120.46 : 21,167.73 = 6,325.02 : x
  2. Step 2: Convert to fraction form
    14,120.46/21,167.73 = 6,325.02/x
  3. Step 3: Cross multiply
    14,120.46x = 21,167.73 × 6,325.02
  4. Step 4: Simplify right side
    14,120.46x = 133,886,315.60
  5. Step 5: Solve for x
    x = 133,886,315.60/14,120.46
  6. Step 6: Final answer
    x = 9,481.72

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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.