Home / 21,677.52-29,914.94-11,741.52

Finding the Fourth Proportional to 21,677.52, 29,914.94 and 11,741.52

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Solution

The fourth proportional to 21,677.52, 29,914.94 and 11,741.52 is: 16,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677.52 : 29,914.94 = 11,741.52 : x
  2. Step 2: Convert to fraction form
    21,677.52/29,914.94 = 11,741.52/x
  3. Step 3: Cross multiply
    21,677.52x = 29,914.94 × 11,741.52
  4. Step 4: Simplify right side
    21,677.52x = 351,246,866.31
  5. Step 5: Solve for x
    x = 351,246,866.31/21,677.52
  6. Step 6: Final answer
    x = 16,203.28

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1.5x scale

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.