Home / 21,716.33-32,590.06-9,245.09

Finding the Fourth Proportional to 21,716.33, 32,590.06 and 9,245.09

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Solution

The fourth proportional to 21,716.33, 32,590.06 and 9,245.09 is: 13,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,716.33 : 32,590.06 = 9,245.09 : x
  2. Step 2: Convert to fraction form
    21,716.33/32,590.06 = 9,245.09/x
  3. Step 3: Cross multiply
    21,716.33x = 32,590.06 × 9,245.09
  4. Step 4: Simplify right side
    21,716.33x = 301,298,096.17
  5. Step 5: Solve for x
    x = 301,298,096.17/21,716.33
  6. Step 6: Final answer
    x = 13,874.27

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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.