Home / 14,177.87-21,269.96-4,317.91

Finding the Fourth Proportional to 14,177.87, 21,269.96 and 4,317.91

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Solution

The fourth proportional to 14,177.87, 21,269.96 and 4,317.91 is: 6,477.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.87 : 21,269.96 = 4,317.91 : x
  2. Step 2: Convert to fraction form
    14,177.87/21,269.96 = 4,317.91/x
  3. Step 3: Cross multiply
    14,177.87x = 21,269.96 × 4,317.91
  4. Step 4: Simplify right side
    14,177.87x = 91,841,730.60
  5. Step 5: Solve for x
    x = 91,841,730.60/14,177.87
  6. Step 6: Final answer
    x = 6,477.83

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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.