Home / 13,671.48-20,492.60-9,764.04

Finding the Fourth Proportional to 13,671.48, 20,492.60 and 9,764.04

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Solution

The fourth proportional to 13,671.48, 20,492.60 and 9,764.04 is: 14,635.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,671.48 : 20,492.60 = 9,764.04 : x
  2. Step 2: Convert to fraction form
    13,671.48/20,492.60 = 9,764.04/x
  3. Step 3: Cross multiply
    13,671.48x = 20,492.60 × 9,764.04
  4. Step 4: Simplify right side
    13,671.48x = 200,090,517.28
  5. Step 5: Solve for x
    x = 200,090,517.28/13,671.48
  6. Step 6: Final answer
    x = 14,635.61

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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.