Home / 18,733.56-25,873.58-12,754.85

Finding the Fourth Proportional to 18,733.56, 25,873.58 and 12,754.85

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Solution

The fourth proportional to 18,733.56, 25,873.58 and 12,754.85 is: 17,616.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.56 : 25,873.58 = 12,754.85 : x
  2. Step 2: Convert to fraction form
    18,733.56/25,873.58 = 12,754.85/x
  3. Step 3: Cross multiply
    18,733.56x = 25,873.58 × 12,754.85
  4. Step 4: Simplify right side
    18,733.56x = 330,013,438.72
  5. Step 5: Solve for x
    x = 330,013,438.72/18,733.56
  6. Step 6: Final answer
    x = 17,616.16

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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.