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Finding the Fourth Proportional to 17,516.54, 26,281.02 and 10,935.12

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Solution

The fourth proportional to 17,516.54, 26,281.02 and 10,935.12 is: 16,406.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.54 : 26,281.02 = 10,935.12 : x
  2. Step 2: Convert to fraction form
    17,516.54/26,281.02 = 10,935.12/x
  3. Step 3: Cross multiply
    17,516.54x = 26,281.02 × 10,935.12
  4. Step 4: Simplify right side
    17,516.54x = 287,386,107.42
  5. Step 5: Solve for x
    x = 287,386,107.42/17,516.54
  6. Step 6: Final answer
    x = 16,406.56

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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.