Home / 13,489.52-20,244.67-8,808.26

Finding the Fourth Proportional to 13,489.52, 20,244.67 and 8,808.26

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Solution

The fourth proportional to 13,489.52, 20,244.67 and 8,808.26 is: 13,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,489.52 : 20,244.67 = 8,808.26 : x
  2. Step 2: Convert to fraction form
    13,489.52/20,244.67 = 8,808.26/x
  3. Step 3: Cross multiply
    13,489.52x = 20,244.67 × 8,808.26
  4. Step 4: Simplify right side
    13,489.52x = 178,320,193.73
  5. Step 5: Solve for x
    x = 178,320,193.73/13,489.52
  6. Step 6: Final answer
    x = 13,219.17

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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.