Home / 18,524.58-27,782.55-5,373.42

Finding the Fourth Proportional to 18,524.58, 27,782.55 and 5,373.42

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Solution

The fourth proportional to 18,524.58, 27,782.55 and 5,373.42 is: 8,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.58 : 27,782.55 = 5,373.42 : x
  2. Step 2: Convert to fraction form
    18,524.58/27,782.55 = 5,373.42/x
  3. Step 3: Cross multiply
    18,524.58x = 27,782.55 × 5,373.42
  4. Step 4: Simplify right side
    18,524.58x = 149,287,309.82
  5. Step 5: Solve for x
    x = 149,287,309.82/18,524.58
  6. Step 6: Final answer
    x = 8,058.88

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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.