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Finding the Fourth Proportional to 22,448.63, 33,673.97 and 8,405.03

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Solution

The fourth proportional to 22,448.63, 33,673.97 and 8,405.03 is: 12,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.63 : 33,673.97 = 8,405.03 : x
  2. Step 2: Convert to fraction form
    22,448.63/33,673.97 = 8,405.03/x
  3. Step 3: Cross multiply
    22,448.63x = 33,673.97 × 8,405.03
  4. Step 4: Simplify right side
    22,448.63x = 283,030,833.27
  5. Step 5: Solve for x
    x = 283,030,833.27/22,448.63
  6. Step 6: Final answer
    x = 12,607.93

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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.