Home / 19,317.88-28,976.82-10,548.01

Finding the Fourth Proportional to 19,317.88, 28,976.82 and 10,548.01

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Solution

The fourth proportional to 19,317.88, 28,976.82 and 10,548.01 is: 15,822.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.88 : 28,976.82 = 10,548.01 : x
  2. Step 2: Convert to fraction form
    19,317.88/28,976.82 = 10,548.01/x
  3. Step 3: Cross multiply
    19,317.88x = 28,976.82 × 10,548.01
  4. Step 4: Simplify right side
    19,317.88x = 305,647,675.13
  5. Step 5: Solve for x
    x = 305,647,675.13/19,317.88
  6. Step 6: Final answer
    x = 15,822.01

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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.