Home / 18,489.29-25,508.97-10,525.86

Finding the Fourth Proportional to 18,489.29, 25,508.97 and 10,525.86

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Solution

The fourth proportional to 18,489.29, 25,508.97 and 10,525.86 is: 14,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,489.29 : 25,508.97 = 10,525.86 : x
  2. Step 2: Convert to fraction form
    18,489.29/25,508.97 = 10,525.86/x
  3. Step 3: Cross multiply
    18,489.29x = 25,508.97 × 10,525.86
  4. Step 4: Simplify right side
    18,489.29x = 268,503,846.96
  5. Step 5: Solve for x
    x = 268,503,846.96/18,489.29
  6. Step 6: Final answer
    x = 14,522.13

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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.