Home / 18,524.58-25,562.94-10,139.46

Finding the Fourth Proportional to 18,524.58, 25,562.94 and 10,139.46

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Solution

The fourth proportional to 18,524.58, 25,562.94 and 10,139.46 is: 13,991.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.58 : 25,562.94 = 10,139.46 : x
  2. Step 2: Convert to fraction form
    18,524.58/25,562.94 = 10,139.46/x
  3. Step 3: Cross multiply
    18,524.58x = 25,562.94 × 10,139.46
  4. Step 4: Simplify right side
    18,524.58x = 259,194,407.61
  5. Step 5: Solve for x
    x = 259,194,407.61/18,524.58
  6. Step 6: Final answer
    x = 13,991.92

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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.