Home / 17,736.70-24,480.90-10,661.75

Finding the Fourth Proportional to 17,736.70, 24,480.90 and 10,661.75

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Solution

The fourth proportional to 17,736.70, 24,480.90 and 10,661.75 is: 14,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.70 : 24,480.90 = 10,661.75 : x
  2. Step 2: Convert to fraction form
    17,736.70/24,480.90 = 10,661.75/x
  3. Step 3: Cross multiply
    17,736.70x = 24,480.90 × 10,661.75
  4. Step 4: Simplify right side
    17,736.70x = 261,009,275.56
  5. Step 5: Solve for x
    x = 261,009,275.56/17,736.70
  6. Step 6: Final answer
    x = 14,715.78

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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.