Home / 13,468.60-20,181.30-8,846.20

Finding the Fourth Proportional to 13,468.60, 20,181.30 and 8,846.20

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Solution

The fourth proportional to 13,468.60, 20,181.30 and 8,846.20 is: 13,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.60 : 20,181.30 = 8,846.20 : x
  2. Step 2: Convert to fraction form
    13,468.60/20,181.30 = 8,846.20/x
  3. Step 3: Cross multiply
    13,468.60x = 20,181.30 × 8,846.20
  4. Step 4: Simplify right side
    13,468.60x = 178,527,816.06
  5. Step 5: Solve for x
    x = 178,527,816.06/13,468.60
  6. Step 6: Final answer
    x = 13,255.11

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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.