Home / 21,736.58-32,588.91-6,936.96

Finding the Fourth Proportional to 21,736.58, 32,588.91 and 6,936.96

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Solution

The fourth proportional to 21,736.58, 32,588.91 and 6,936.96 is: 10,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,736.58 : 32,588.91 = 6,936.96 : x
  2. Step 2: Convert to fraction form
    21,736.58/32,588.91 = 6,936.96/x
  3. Step 3: Cross multiply
    21,736.58x = 32,588.91 × 6,936.96
  4. Step 4: Simplify right side
    21,736.58x = 226,067,965.11
  5. Step 5: Solve for x
    x = 226,067,965.11/21,736.58
  6. Step 6: Final answer
    x = 10,400.35

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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.