Home / 21,943.14-32,850.09-13,596.32

Finding the Fourth Proportional to 21,943.14, 32,850.09 and 13,596.32

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Solution

The fourth proportional to 21,943.14, 32,850.09 and 13,596.32 is: 20,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,943.14 : 32,850.09 = 13,596.32 : x
  2. Step 2: Convert to fraction form
    21,943.14/32,850.09 = 13,596.32/x
  3. Step 3: Cross multiply
    21,943.14x = 32,850.09 × 13,596.32
  4. Step 4: Simplify right side
    21,943.14x = 446,640,171.42
  5. Step 5: Solve for x
    x = 446,640,171.42/21,943.14
  6. Step 6: Final answer
    x = 20,354.43

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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.