Home / 14,150.73-21,230.67-4,291.02

Finding the Fourth Proportional to 14,150.73, 21,230.67 and 4,291.02

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Solution

The fourth proportional to 14,150.73, 21,230.67 and 4,291.02 is: 6,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.73 : 21,230.67 = 4,291.02 : x
  2. Step 2: Convert to fraction form
    14,150.73/21,230.67 = 4,291.02/x
  3. Step 3: Cross multiply
    14,150.73x = 21,230.67 × 4,291.02
  4. Step 4: Simplify right side
    14,150.73x = 91,101,229.58
  5. Step 5: Solve for x
    x = 91,101,229.58/14,150.73
  6. Step 6: Final answer
    x = 6,437.92

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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.