Home / 14,057.76-21,087.84-3,669.52

Finding the Fourth Proportional to 14,057.76, 21,087.84 and 3,669.52

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Solution

The fourth proportional to 14,057.76, 21,087.84 and 3,669.52 is: 5,504.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.76 : 21,087.84 = 3,669.52 : x
  2. Step 2: Convert to fraction form
    14,057.76/21,087.84 = 3,669.52/x
  3. Step 3: Cross multiply
    14,057.76x = 21,087.84 × 3,669.52
  4. Step 4: Simplify right side
    14,057.76x = 77,382,250.64
  5. Step 5: Solve for x
    x = 77,382,250.64/14,057.76
  6. Step 6: Final answer
    x = 5,504.59

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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.