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Finding the Fourth Proportional to 22,407.01, 33,615.57 and 7,414.09

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Solution

The fourth proportional to 22,407.01, 33,615.57 and 7,414.09 is: 11,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,407.01 : 33,615.57 = 7,414.09 : x
  2. Step 2: Convert to fraction form
    22,407.01/33,615.57 = 7,414.09/x
  3. Step 3: Cross multiply
    22,407.01x = 33,615.57 × 7,414.09
  4. Step 4: Simplify right side
    22,407.01x = 249,228,656.23
  5. Step 5: Solve for x
    x = 249,228,656.23/22,407.01
  6. Step 6: Final answer
    x = 11,122.80

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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.