Home / 21,496.84-29,668.44-12,065.41

Finding the Fourth Proportional to 21,496.84, 29,668.44 and 12,065.41

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Solution

The fourth proportional to 21,496.84, 29,668.44 and 12,065.41 is: 16,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,496.84 : 29,668.44 = 12,065.41 : x
  2. Step 2: Convert to fraction form
    21,496.84/29,668.44 = 12,065.41/x
  3. Step 3: Cross multiply
    21,496.84x = 29,668.44 × 12,065.41
  4. Step 4: Simplify right side
    21,496.84x = 357,961,892.66
  5. Step 5: Solve for x
    x = 357,961,892.66/21,496.84
  6. Step 6: Final answer
    x = 16,651.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.