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Finding the Fourth Proportional to 17,821.22, 26,708.22 and 9,483.26

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Solution

The fourth proportional to 17,821.22, 26,708.22 and 9,483.26 is: 14,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.22 : 26,708.22 = 9,483.26 : x
  2. Step 2: Convert to fraction form
    17,821.22/26,708.22 = 9,483.26/x
  3. Step 3: Cross multiply
    17,821.22x = 26,708.22 × 9,483.26
  4. Step 4: Simplify right side
    17,821.22x = 253,280,860.86
  5. Step 5: Solve for x
    x = 253,280,860.86/17,821.22
  6. Step 6: Final answer
    x = 14,212.32

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1.5x scale

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.