Home / 14,256.82-21,388.92-4,395.88

Finding the Fourth Proportional to 14,256.82, 21,388.92 and 4,395.88

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Solution

The fourth proportional to 14,256.82, 21,388.92 and 4,395.88 is: 6,594.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.82 : 21,388.92 = 4,395.88 : x
  2. Step 2: Convert to fraction form
    14,256.82/21,388.92 = 4,395.88/x
  3. Step 3: Cross multiply
    14,256.82x = 21,388.92 × 4,395.88
  4. Step 4: Simplify right side
    14,256.82x = 94,023,125.65
  5. Step 5: Solve for x
    x = 94,023,125.65/14,256.82
  6. Step 6: Final answer
    x = 6,594.96

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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.