Home / 25,763.46-38,581.83-12,573.30

Finding the Fourth Proportional to 25,763.46, 38,581.83 and 12,573.30

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Solution

The fourth proportional to 25,763.46, 38,581.83 and 12,573.30 is: 18,829.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,763.46 : 38,581.83 = 12,573.30 : x
  2. Step 2: Convert to fraction form
    25,763.46/38,581.83 = 12,573.30/x
  3. Step 3: Cross multiply
    25,763.46x = 38,581.83 × 12,573.30
  4. Step 4: Simplify right side
    25,763.46x = 485,100,923.14
  5. Step 5: Solve for x
    x = 485,100,923.14/25,763.46
  6. Step 6: Final answer
    x = 18,829.03

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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.