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Finding the Fourth Proportional to 22,364.10, 33,516.99 and 9,201.60

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Solution

The fourth proportional to 22,364.10, 33,516.99 and 9,201.60 is: 13,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,364.10 : 33,516.99 = 9,201.60 : x
  2. Step 2: Convert to fraction form
    22,364.10/33,516.99 = 9,201.60/x
  3. Step 3: Cross multiply
    22,364.10x = 33,516.99 × 9,201.60
  4. Step 4: Simplify right side
    22,364.10x = 308,409,935.18
  5. Step 5: Solve for x
    x = 308,409,935.18/22,364.10
  6. Step 6: Final answer
    x = 13,790.40

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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.