Home / 13,411.29-20,110.44-4,049.55

Finding the Fourth Proportional to 13,411.29, 20,110.44 and 4,049.55

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Solution

The fourth proportional to 13,411.29, 20,110.44 and 4,049.55 is: 6,072.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411.29 : 20,110.44 = 4,049.55 : x
  2. Step 2: Convert to fraction form
    13,411.29/20,110.44 = 4,049.55/x
  3. Step 3: Cross multiply
    13,411.29x = 20,110.44 × 4,049.55
  4. Step 4: Simplify right side
    13,411.29x = 81,438,232.30
  5. Step 5: Solve for x
    x = 81,438,232.30/13,411.29
  6. Step 6: Final answer
    x = 6,072.36

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1.5x scale

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.