Home / 17,983.89-26,976.65-13,029.93

Finding the Fourth Proportional to 17,983.89, 26,976.65 and 13,029.93

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Solution

The fourth proportional to 17,983.89, 26,976.65 and 13,029.93 is: 19,545.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,983.89 : 26,976.65 = 13,029.93 : x
  2. Step 2: Convert to fraction form
    17,983.89/26,976.65 = 13,029.93/x
  3. Step 3: Cross multiply
    17,983.89x = 26,976.65 × 13,029.93
  4. Step 4: Simplify right side
    17,983.89x = 351,503,795.98
  5. Step 5: Solve for x
    x = 351,503,795.98/17,983.89
  6. Step 6: Final answer
    x = 19,545.48

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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.