Home / 18,956.86-26,161.97-10,459.76

Finding the Fourth Proportional to 18,956.86, 26,161.97 and 10,459.76

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Solution

The fourth proportional to 18,956.86, 26,161.97 and 10,459.76 is: 14,435.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.86 : 26,161.97 = 10,459.76 : x
  2. Step 2: Convert to fraction form
    18,956.86/26,161.97 = 10,459.76/x
  3. Step 3: Cross multiply
    18,956.86x = 26,161.97 × 10,459.76
  4. Step 4: Simplify right side
    18,956.86x = 273,647,744.22
  5. Step 5: Solve for x
    x = 273,647,744.22/18,956.86
  6. Step 6: Final answer
    x = 14,435.29

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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.