Home / 13,064.10-19,621.35-11,194.21

Finding the Fourth Proportional to 13,064.10, 19,621.35 and 11,194.21

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Solution

The fourth proportional to 13,064.10, 19,621.35 and 11,194.21 is: 16,812.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.10 : 19,621.35 = 11,194.21 : x
  2. Step 2: Convert to fraction form
    13,064.10/19,621.35 = 11,194.21/x
  3. Step 3: Cross multiply
    13,064.10x = 19,621.35 × 11,194.21
  4. Step 4: Simplify right side
    13,064.10x = 219,645,512.38
  5. Step 5: Solve for x
    x = 219,645,512.38/13,064.10
  6. Step 6: Final answer
    x = 16,812.91

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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.