Home / 18,317.60-27,467.20-8,958.32

Finding the Fourth Proportional to 18,317.60, 27,467.20 and 8,958.32

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Solution

The fourth proportional to 18,317.60, 27,467.20 and 8,958.32 is: 13,432.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.60 : 27,467.20 = 8,958.32 : x
  2. Step 2: Convert to fraction form
    18,317.60/27,467.20 = 8,958.32/x
  3. Step 3: Cross multiply
    18,317.60x = 27,467.20 × 8,958.32
  4. Step 4: Simplify right side
    18,317.60x = 246,059,967.10
  5. Step 5: Solve for x
    x = 246,059,967.10/18,317.60
  6. Step 6: Final answer
    x = 13,432.98

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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.