Home / 14,342.60-21,517.10-11,232.20

Finding the Fourth Proportional to 14,342.60, 21,517.10 and 11,232.20

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Solution

The fourth proportional to 14,342.60, 21,517.10 and 11,232.20 is: 16,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.60 : 21,517.10 = 11,232.20 : x
  2. Step 2: Convert to fraction form
    14,342.60/21,517.10 = 11,232.20/x
  3. Step 3: Cross multiply
    14,342.60x = 21,517.10 × 11,232.20
  4. Step 4: Simplify right side
    14,342.60x = 241,684,370.62
  5. Step 5: Solve for x
    x = 241,684,370.62/14,342.60
  6. Step 6: Final answer
    x = 16,850.81

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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.