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Finding the Fourth Proportional to 11,924.88, 17,893.80 and 5,004.24

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Solution

The fourth proportional to 11,924.88, 17,893.80 and 5,004.24 is: 7,509.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.88 : 17,893.80 = 5,004.24 : x
  2. Step 2: Convert to fraction form
    11,924.88/17,893.80 = 5,004.24/x
  3. Step 3: Cross multiply
    11,924.88x = 17,893.80 × 5,004.24
  4. Step 4: Simplify right side
    11,924.88x = 89,544,869.71
  5. Step 5: Solve for x
    x = 89,544,869.71/11,924.88
  6. Step 6: Final answer
    x = 7,509.08

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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.