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Finding the Fourth Proportional to 22,167.76, 33,222.76 and 9,004.75

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Solution

The fourth proportional to 22,167.76, 33,222.76 and 9,004.75 is: 13,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,167.76 : 33,222.76 = 9,004.75 : x
  2. Step 2: Convert to fraction form
    22,167.76/33,222.76 = 9,004.75/x
  3. Step 3: Cross multiply
    22,167.76x = 33,222.76 × 9,004.75
  4. Step 4: Simplify right side
    22,167.76x = 299,162,648.11
  5. Step 5: Solve for x
    x = 299,162,648.11/22,167.76
  6. Step 6: Final answer
    x = 13,495.39

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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.