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Finding the Fourth Proportional to 16,167.40, 22,309.42 and 9,093.67

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Solution

The fourth proportional to 16,167.40, 22,309.42 and 9,093.67 is: 12,548.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,167.40 : 22,309.42 = 9,093.67 : x
  2. Step 2: Convert to fraction form
    16,167.40/22,309.42 = 9,093.67/x
  3. Step 3: Cross multiply
    16,167.40x = 22,309.42 × 9,093.67
  4. Step 4: Simplify right side
    16,167.40x = 202,874,503.37
  5. Step 5: Solve for x
    x = 202,874,503.37/16,167.40
  6. Step 6: Final answer
    x = 12,548.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.