Home / 21,725.55-32,590.08-6,936.57

Finding the Fourth Proportional to 21,725.55, 32,590.08 and 6,936.57

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Solution

The fourth proportional to 21,725.55, 32,590.08 and 6,936.57 is: 10,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,725.55 : 32,590.08 = 6,936.57 : x
  2. Step 2: Convert to fraction form
    21,725.55/32,590.08 = 6,936.57/x
  3. Step 3: Cross multiply
    21,725.55x = 32,590.08 × 6,936.57
  4. Step 4: Simplify right side
    21,725.55x = 226,063,371.23
  5. Step 5: Solve for x
    x = 226,063,371.23/21,725.55
  6. Step 6: Final answer
    x = 10,405.42

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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.