Home / 13,662.16-20,493.92-6,263.26

Finding the Fourth Proportional to 13,662.16, 20,493.92 and 6,263.26

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Solution

The fourth proportional to 13,662.16, 20,493.92 and 6,263.26 is: 9,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,662.16 : 20,493.92 = 6,263.26 : x
  2. Step 2: Convert to fraction form
    13,662.16/20,493.92 = 6,263.26/x
  3. Step 3: Cross multiply
    13,662.16x = 20,493.92 × 6,263.26
  4. Step 4: Simplify right side
    13,662.16x = 128,358,749.38
  5. Step 5: Solve for x
    x = 128,358,749.38/13,662.16
  6. Step 6: Final answer
    x = 9,395.20

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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.