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Finding the Fourth Proportional to 17,605.35, 24,310.94 and 16,765.11

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Solution

The fourth proportional to 17,605.35, 24,310.94 and 16,765.11 is: 23,150.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,605.35 : 24,310.94 = 16,765.11 : x
  2. Step 2: Convert to fraction form
    17,605.35/24,310.94 = 16,765.11/x
  3. Step 3: Cross multiply
    17,605.35x = 24,310.94 × 16,765.11
  4. Step 4: Simplify right side
    17,605.35x = 407,575,499.48
  5. Step 5: Solve for x
    x = 407,575,499.48/17,605.35
  6. Step 6: Final answer
    x = 23,150.66

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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.