Home / 18,162.06-25,060.83-10,202.76

Finding the Fourth Proportional to 18,162.06, 25,060.83 and 10,202.76

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Solution

The fourth proportional to 18,162.06, 25,060.83 and 10,202.76 is: 14,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162.06 : 25,060.83 = 10,202.76 : x
  2. Step 2: Convert to fraction form
    18,162.06/25,060.83 = 10,202.76/x
  3. Step 3: Cross multiply
    18,162.06x = 25,060.83 × 10,202.76
  4. Step 4: Simplify right side
    18,162.06x = 255,689,633.89
  5. Step 5: Solve for x
    x = 255,689,633.89/18,162.06
  6. Step 6: Final answer
    x = 14,078.23

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Double scale
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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.