Home / 19,238.07-28,857.93-7,553.82

Finding the Fourth Proportional to 19,238.07, 28,857.93 and 7,553.82

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Solution

The fourth proportional to 19,238.07, 28,857.93 and 7,553.82 is: 11,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.07 : 28,857.93 = 7,553.82 : x
  2. Step 2: Convert to fraction form
    19,238.07/28,857.93 = 7,553.82/x
  3. Step 3: Cross multiply
    19,238.07x = 28,857.93 × 7,553.82
  4. Step 4: Simplify right side
    19,238.07x = 217,987,608.79
  5. Step 5: Solve for x
    x = 217,987,608.79/19,238.07
  6. Step 6: Final answer
    x = 11,331.05

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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.