Home / 18,923.36-26,082.24-12,944.72

Finding the Fourth Proportional to 18,923.36, 26,082.24 and 12,944.72

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Solution

The fourth proportional to 18,923.36, 26,082.24 and 12,944.72 is: 17,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923.36 : 26,082.24 = 12,944.72 : x
  2. Step 2: Convert to fraction form
    18,923.36/26,082.24 = 12,944.72/x
  3. Step 3: Cross multiply
    18,923.36x = 26,082.24 × 12,944.72
  4. Step 4: Simplify right side
    18,923.36x = 337,627,293.77
  5. Step 5: Solve for x
    x = 337,627,293.77/18,923.36
  6. Step 6: Final answer
    x = 17,841.83

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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.