Home / 11,969.76-16,527.90-10,708.56

Finding the Fourth Proportional to 11,969.76, 16,527.90 and 10,708.56

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Solution

The fourth proportional to 11,969.76, 16,527.90 and 10,708.56 is: 14,786.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.76 : 16,527.90 = 10,708.56 : x
  2. Step 2: Convert to fraction form
    11,969.76/16,527.90 = 10,708.56/x
  3. Step 3: Cross multiply
    11,969.76x = 16,527.90 × 10,708.56
  4. Step 4: Simplify right side
    11,969.76x = 176,990,008.82
  5. Step 5: Solve for x
    x = 176,990,008.82/11,969.76
  6. Step 6: Final answer
    x = 14,786.43

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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.