Home / 21,845.34-32,736.29-11,841.62

Finding the Fourth Proportional to 21,845.34, 32,736.29 and 11,841.62

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Solution

The fourth proportional to 21,845.34, 32,736.29 and 11,841.62 is: 17,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,845.34 : 32,736.29 = 11,841.62 : x
  2. Step 2: Convert to fraction form
    21,845.34/32,736.29 = 11,841.62/x
  3. Step 3: Cross multiply
    21,845.34x = 32,736.29 × 11,841.62
  4. Step 4: Simplify right side
    21,845.34x = 387,650,483.50
  5. Step 5: Solve for x
    x = 387,650,483.50/21,845.34
  6. Step 6: Final answer
    x = 17,745.23

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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.