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Finding the Fourth Proportional to 16,909, 25,363.53 and 4,597

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Solution

The fourth proportional to 16,909, 25,363.53 and 4,597 is: 6,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909 : 25,363.53 = 4,597 : x
  2. Step 2: Convert to fraction form
    16,909/25,363.53 = 4,597/x
  3. Step 3: Cross multiply
    16,909x = 25,363.53 × 4,597
  4. Step 4: Simplify right side
    16,909x = 116,596,147.41
  5. Step 5: Solve for x
    x = 116,596,147.41/16,909
  6. Step 6: Final answer
    x = 6,895.51

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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.