Home / 14,252.76-21,378.87-3,864.51

Finding the Fourth Proportional to 14,252.76, 21,378.87 and 3,864.51

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Solution

The fourth proportional to 14,252.76, 21,378.87 and 3,864.51 is: 5,796.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.76 : 21,378.87 = 3,864.51 : x
  2. Step 2: Convert to fraction form
    14,252.76/21,378.87 = 3,864.51/x
  3. Step 3: Cross multiply
    14,252.76x = 21,378.87 × 3,864.51
  4. Step 4: Simplify right side
    14,252.76x = 82,618,856.90
  5. Step 5: Solve for x
    x = 82,618,856.90/14,252.76
  6. Step 6: Final answer
    x = 5,796.69

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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.