Home / 18,525.08-27,752.34-11,012.69

Finding the Fourth Proportional to 18,525.08, 27,752.34 and 11,012.69

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Solution

The fourth proportional to 18,525.08, 27,752.34 and 11,012.69 is: 16,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.08 : 27,752.34 = 11,012.69 : x
  2. Step 2: Convert to fraction form
    18,525.08/27,752.34 = 11,012.69/x
  3. Step 3: Cross multiply
    18,525.08x = 27,752.34 × 11,012.69
  4. Step 4: Simplify right side
    18,525.08x = 305,627,917.19
  5. Step 5: Solve for x
    x = 305,627,917.19/18,525.08
  6. Step 6: Final answer
    x = 16,498.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.