Home / 17,861.64-24,628.92-11,392.68

Finding the Fourth Proportional to 17,861.64, 24,628.92 and 11,392.68

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Solution

The fourth proportional to 17,861.64, 24,628.92 and 11,392.68 is: 15,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.64 : 24,628.92 = 11,392.68 : x
  2. Step 2: Convert to fraction form
    17,861.64/24,628.92 = 11,392.68/x
  3. Step 3: Cross multiply
    17,861.64x = 24,628.92 × 11,392.68
  4. Step 4: Simplify right side
    17,861.64x = 280,589,326.24
  5. Step 5: Solve for x
    x = 280,589,326.24/17,861.64
  6. Step 6: Final answer
    x = 15,709.05

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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.