Home / 14,309.92-21,468.52-4,449.28

Finding the Fourth Proportional to 14,309.92, 21,468.52 and 4,449.28

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Solution

The fourth proportional to 14,309.92, 21,468.52 and 4,449.28 is: 6,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309.92 : 21,468.52 = 4,449.28 : x
  2. Step 2: Convert to fraction form
    14,309.92/21,468.52 = 4,449.28/x
  3. Step 3: Cross multiply
    14,309.92x = 21,468.52 × 4,449.28
  4. Step 4: Simplify right side
    14,309.92x = 95,519,349.32
  5. Step 5: Solve for x
    x = 95,519,349.32/14,309.92
  6. Step 6: Final answer
    x = 6,675.05

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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.