Home / 14,429.06-19,904.43-11,743.28

Finding the Fourth Proportional to 14,429.06, 19,904.43 and 11,743.28

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Solution

The fourth proportional to 14,429.06, 19,904.43 and 11,743.28 is: 16,199.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429.06 : 19,904.43 = 11,743.28 : x
  2. Step 2: Convert to fraction form
    14,429.06/19,904.43 = 11,743.28/x
  3. Step 3: Cross multiply
    14,429.06x = 19,904.43 × 11,743.28
  4. Step 4: Simplify right side
    14,429.06x = 233,743,294.73
  5. Step 5: Solve for x
    x = 233,743,294.73/14,429.06
  6. Step 6: Final answer
    x = 16,199.48

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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.