Home / 14,431.25-21,647.73-4,043.81

Finding the Fourth Proportional to 14,431.25, 21,647.73 and 4,043.81

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Solution

The fourth proportional to 14,431.25, 21,647.73 and 4,043.81 is: 6,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431.25 : 21,647.73 = 4,043.81 : x
  2. Step 2: Convert to fraction form
    14,431.25/21,647.73 = 4,043.81/x
  3. Step 3: Cross multiply
    14,431.25x = 21,647.73 × 4,043.81
  4. Step 4: Simplify right side
    14,431.25x = 87,539,307.05
  5. Step 5: Solve for x
    x = 87,539,307.05/14,431.25
  6. Step 6: Final answer
    x = 6,065.95

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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.