Home / 14,292.96-21,435.30-5,525.88

Finding the Fourth Proportional to 14,292.96, 21,435.30 and 5,525.88

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Solution

The fourth proportional to 14,292.96, 21,435.30 and 5,525.88 is: 8,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.96 : 21,435.30 = 5,525.88 : x
  2. Step 2: Convert to fraction form
    14,292.96/21,435.30 = 5,525.88/x
  3. Step 3: Cross multiply
    14,292.96x = 21,435.30 × 5,525.88
  4. Step 4: Simplify right side
    14,292.96x = 118,448,895.56
  5. Step 5: Solve for x
    x = 118,448,895.56/14,292.96
  6. Step 6: Final answer
    x = 8,287.22

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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.