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Finding the Fourth Proportional to 21,596.06, 32,394.09 and 9,284.06

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Solution

The fourth proportional to 21,596.06, 32,394.09 and 9,284.06 is: 13,926.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,596.06 : 32,394.09 = 9,284.06 : x
  2. Step 2: Convert to fraction form
    21,596.06/32,394.09 = 9,284.06/x
  3. Step 3: Cross multiply
    21,596.06x = 32,394.09 × 9,284.06
  4. Step 4: Simplify right side
    21,596.06x = 300,748,791.01
  5. Step 5: Solve for x
    x = 300,748,791.01/21,596.06
  6. Step 6: Final answer
    x = 13,926.09

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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.