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Finding the Fourth Proportional to 17,572.52, 26,329.53 and 12,367.46

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Solution

The fourth proportional to 17,572.52, 26,329.53 and 12,367.46 is: 18,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,572.52 : 26,329.53 = 12,367.46 : x
  2. Step 2: Convert to fraction form
    17,572.52/26,329.53 = 12,367.46/x
  3. Step 3: Cross multiply
    17,572.52x = 26,329.53 × 12,367.46
  4. Step 4: Simplify right side
    17,572.52x = 325,629,409.09
  5. Step 5: Solve for x
    x = 325,629,409.09/17,572.52
  6. Step 6: Final answer
    x = 18,530.60

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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.