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Finding the Fourth Proportional to 17,778.98, 24,534 and 11,064.39

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Solution

The fourth proportional to 17,778.98, 24,534 and 11,064.39 is: 15,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.98 : 24,534 = 11,064.39 : x
  2. Step 2: Convert to fraction form
    17,778.98/24,534 = 11,064.39/x
  3. Step 3: Cross multiply
    17,778.98x = 24,534 × 11,064.39
  4. Step 4: Simplify right side
    17,778.98x = 271,453,744.26
  5. Step 5: Solve for x
    x = 271,453,744.26/17,778.98
  6. Step 6: Final answer
    x = 15,268.24

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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.