Home / 11,653.29-17,496.27-11,128.41

Finding the Fourth Proportional to 11,653.29, 17,496.27 and 11,128.41

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Solution

The fourth proportional to 11,653.29, 17,496.27 and 11,128.41 is: 16,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.29 : 17,496.27 = 11,128.41 : x
  2. Step 2: Convert to fraction form
    11,653.29/17,496.27 = 11,128.41/x
  3. Step 3: Cross multiply
    11,653.29x = 17,496.27 × 11,128.41
  4. Step 4: Simplify right side
    11,653.29x = 194,705,666.03
  5. Step 5: Solve for x
    x = 194,705,666.03/11,653.29
  6. Step 6: Final answer
    x = 16,708.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.