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Finding the Fourth Proportional to 17,329.64, 23,914.89 and 9,371.88

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Solution

The fourth proportional to 17,329.64, 23,914.89 and 9,371.88 is: 12,933.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.64 : 23,914.89 = 9,371.88 : x
  2. Step 2: Convert to fraction form
    17,329.64/23,914.89 = 9,371.88/x
  3. Step 3: Cross multiply
    17,329.64x = 23,914.89 × 9,371.88
  4. Step 4: Simplify right side
    17,329.64x = 224,127,479.29
  5. Step 5: Solve for x
    x = 224,127,479.29/17,329.64
  6. Step 6: Final answer
    x = 12,933.19

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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.