Home / 13,052.92-19,540.50-12,586.36

Finding the Fourth Proportional to 13,052.92, 19,540.50 and 12,586.36

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Solution

The fourth proportional to 13,052.92, 19,540.50 and 12,586.36 is: 18,842.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.92 : 19,540.50 = 12,586.36 : x
  2. Step 2: Convert to fraction form
    13,052.92/19,540.50 = 12,586.36/x
  3. Step 3: Cross multiply
    13,052.92x = 19,540.50 × 12,586.36
  4. Step 4: Simplify right side
    13,052.92x = 245,943,767.58
  5. Step 5: Solve for x
    x = 245,943,767.58/13,052.92
  6. Step 6: Final answer
    x = 18,842.05

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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.