Home / 13,494.90-20,203.83-10,725.51

Finding the Fourth Proportional to 13,494.90, 20,203.83 and 10,725.51

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Solution

The fourth proportional to 13,494.90, 20,203.83 and 10,725.51 is: 16,057.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.90 : 20,203.83 = 10,725.51 : x
  2. Step 2: Convert to fraction form
    13,494.90/20,203.83 = 10,725.51/x
  3. Step 3: Cross multiply
    13,494.90x = 20,203.83 × 10,725.51
  4. Step 4: Simplify right side
    13,494.90x = 216,696,380.70
  5. Step 5: Solve for x
    x = 216,696,380.70/13,494.90
  6. Step 6: Final answer
    x = 16,057.65

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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.