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Finding the Fourth Proportional to 11,674.64, 17,409.14 and 11,569.34

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Solution

The fourth proportional to 11,674.64, 17,409.14 and 11,569.34 is: 17,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.64 : 17,409.14 = 11,569.34 : x
  2. Step 2: Convert to fraction form
    11,674.64/17,409.14 = 11,569.34/x
  3. Step 3: Cross multiply
    11,674.64x = 17,409.14 × 11,569.34
  4. Step 4: Simplify right side
    11,674.64x = 201,412,230.84
  5. Step 5: Solve for x
    x = 201,412,230.84/11,674.64
  6. Step 6: Final answer
    x = 17,252.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.