Home / 13,494.06-20,240.35-4,134.09

Finding the Fourth Proportional to 13,494.06, 20,240.35 and 4,134.09

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Solution

The fourth proportional to 13,494.06, 20,240.35 and 4,134.09 is: 6,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.06 : 20,240.35 = 4,134.09 : x
  2. Step 2: Convert to fraction form
    13,494.06/20,240.35 = 4,134.09/x
  3. Step 3: Cross multiply
    13,494.06x = 20,240.35 × 4,134.09
  4. Step 4: Simplify right side
    13,494.06x = 83,675,428.53
  5. Step 5: Solve for x
    x = 83,675,428.53/13,494.06
  6. Step 6: Final answer
    x = 6,200.91

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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.