Home / 18,078.89-24,948.11-10,525.41

Finding the Fourth Proportional to 18,078.89, 24,948.11 and 10,525.41

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Solution

The fourth proportional to 18,078.89, 24,948.11 and 10,525.41 is: 14,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078.89 : 24,948.11 = 10,525.41 : x
  2. Step 2: Convert to fraction form
    18,078.89/24,948.11 = 10,525.41/x
  3. Step 3: Cross multiply
    18,078.89x = 24,948.11 × 10,525.41
  4. Step 4: Simplify right side
    18,078.89x = 262,589,112.79
  5. Step 5: Solve for x
    x = 262,589,112.79/18,078.89
  6. Step 6: Final answer
    x = 14,524.63

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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.