Home / 18,535.88-25,579.32-11,462.96

Finding the Fourth Proportional to 18,535.88, 25,579.32 and 11,462.96

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Solution

The fourth proportional to 18,535.88, 25,579.32 and 11,462.96 is: 15,818.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535.88 : 25,579.32 = 11,462.96 : x
  2. Step 2: Convert to fraction form
    18,535.88/25,579.32 = 11,462.96/x
  3. Step 3: Cross multiply
    18,535.88x = 25,579.32 × 11,462.96
  4. Step 4: Simplify right side
    18,535.88x = 293,214,721.99
  5. Step 5: Solve for x
    x = 293,214,721.99/18,535.88
  6. Step 6: Final answer
    x = 15,818.76

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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.