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Finding the Fourth Proportional to 17,379.40, 24,302 and 17,379.40

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Solution

The fourth proportional to 17,379.40, 24,302 and 17,379.40 is: 24,302

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.40 : 24,302 = 17,379.40 : x
  2. Step 2: Convert to fraction form
    17,379.40/24,302 = 17,379.40/x
  3. Step 3: Cross multiply
    17,379.40x = 24,302 × 17,379.40
  4. Step 4: Simplify right side
    17,379.40x = 422,354,178.80
  5. Step 5: Solve for x
    x = 422,354,178.80/17,379.40
  6. Step 6: Final answer
    x = 24,302

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.