Home / 13,433.40-20,150.10-13,336.20

Finding the Fourth Proportional to 13,433.40, 20,150.10 and 13,336.20

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Solution

The fourth proportional to 13,433.40, 20,150.10 and 13,336.20 is: 20,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.40 : 20,150.10 = 13,336.20 : x
  2. Step 2: Convert to fraction form
    13,433.40/20,150.10 = 13,336.20/x
  3. Step 3: Cross multiply
    13,433.40x = 20,150.10 × 13,336.20
  4. Step 4: Simplify right side
    13,433.40x = 268,725,763.62
  5. Step 5: Solve for x
    x = 268,725,763.62/13,433.40
  6. Step 6: Final answer
    x = 20,004.30

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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.