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Finding the Fourth Proportional to 16,958.69, 25,438.02 and 5,865.46

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Solution

The fourth proportional to 16,958.69, 25,438.02 and 5,865.46 is: 8,798.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.69 : 25,438.02 = 5,865.46 : x
  2. Step 2: Convert to fraction form
    16,958.69/25,438.02 = 5,865.46/x
  3. Step 3: Cross multiply
    16,958.69x = 25,438.02 × 5,865.46
  4. Step 4: Simplify right side
    16,958.69x = 149,205,795.78
  5. Step 5: Solve for x
    x = 149,205,795.78/16,958.69
  6. Step 6: Final answer
    x = 8,798.19

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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.