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Finding the Fourth Proportional to 17,343.43, 23,933.99 and 9,385.65

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Solution

The fourth proportional to 17,343.43, 23,933.99 and 9,385.65 is: 12,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,343.43 : 23,933.99 = 9,385.65 : x
  2. Step 2: Convert to fraction form
    17,343.43/23,933.99 = 9,385.65/x
  3. Step 3: Cross multiply
    17,343.43x = 23,933.99 × 9,385.65
  4. Step 4: Simplify right side
    17,343.43x = 224,636,006.32
  5. Step 5: Solve for x
    x = 224,636,006.32/17,343.43
  6. Step 6: Final answer
    x = 12,952.23

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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.