Home / 11,749.60-17,621.04-8,452.96

Finding the Fourth Proportional to 11,749.60, 17,621.04 and 8,452.96

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Solution

The fourth proportional to 11,749.60, 17,621.04 and 8,452.96 is: 12,677.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.60 : 17,621.04 = 8,452.96 : x
  2. Step 2: Convert to fraction form
    11,749.60/17,621.04 = 8,452.96/x
  3. Step 3: Cross multiply
    11,749.60x = 17,621.04 × 8,452.96
  4. Step 4: Simplify right side
    11,749.60x = 148,949,946.28
  5. Step 5: Solve for x
    x = 148,949,946.28/11,749.60
  6. Step 6: Final answer
    x = 12,677.02

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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.