Home / 18,185.24-25,140.35-18,018.92

Finding the Fourth Proportional to 18,185.24, 25,140.35 and 18,018.92

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Solution

The fourth proportional to 18,185.24, 25,140.35 and 18,018.92 is: 24,910.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.24 : 25,140.35 = 18,018.92 : x
  2. Step 2: Convert to fraction form
    18,185.24/25,140.35 = 18,018.92/x
  3. Step 3: Cross multiply
    18,185.24x = 25,140.35 × 18,018.92
  4. Step 4: Simplify right side
    18,185.24x = 453,001,874.77
  5. Step 5: Solve for x
    x = 453,001,874.77/18,185.24
  6. Step 6: Final answer
    x = 24,910.42

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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.