Home / 13,475.08-20,203.44-6,895.92

Finding the Fourth Proportional to 13,475.08, 20,203.44 and 6,895.92

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Solution

The fourth proportional to 13,475.08, 20,203.44 and 6,895.92 is: 10,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.08 : 20,203.44 = 6,895.92 : x
  2. Step 2: Convert to fraction form
    13,475.08/20,203.44 = 6,895.92/x
  3. Step 3: Cross multiply
    13,475.08x = 20,203.44 × 6,895.92
  4. Step 4: Simplify right side
    13,475.08x = 139,321,305.96
  5. Step 5: Solve for x
    x = 139,321,305.96/13,475.08
  6. Step 6: Final answer
    x = 10,339.18

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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.