Home / 14,133.39-19,504.43-7,760.61

Finding the Fourth Proportional to 14,133.39, 19,504.43 and 7,760.61

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Solution

The fourth proportional to 14,133.39, 19,504.43 and 7,760.61 is: 10,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.39 : 19,504.43 = 7,760.61 : x
  2. Step 2: Convert to fraction form
    14,133.39/19,504.43 = 7,760.61/x
  3. Step 3: Cross multiply
    14,133.39x = 19,504.43 × 7,760.61
  4. Step 4: Simplify right side
    14,133.39x = 151,366,274.50
  5. Step 5: Solve for x
    x = 151,366,274.50/14,133.39
  6. Step 6: Final answer
    x = 10,709.83

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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.