Home / 21,623.26-32,424.09-9,926.50

Finding the Fourth Proportional to 21,623.26, 32,424.09 and 9,926.50

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Solution

The fourth proportional to 21,623.26, 32,424.09 and 9,926.50 is: 14,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,623.26 : 32,424.09 = 9,926.50 : x
  2. Step 2: Convert to fraction form
    21,623.26/32,424.09 = 9,926.50/x
  3. Step 3: Cross multiply
    21,623.26x = 32,424.09 × 9,926.50
  4. Step 4: Simplify right side
    21,623.26x = 321,857,729.39
  5. Step 5: Solve for x
    x = 321,857,729.39/21,623.26
  6. Step 6: Final answer
    x = 14,884.79

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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.