Home / 13,504.35-20,228.06-8,803.52

Finding the Fourth Proportional to 13,504.35, 20,228.06 and 8,803.52

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Solution

The fourth proportional to 13,504.35, 20,228.06 and 8,803.52 is: 13,186.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504.35 : 20,228.06 = 8,803.52 : x
  2. Step 2: Convert to fraction form
    13,504.35/20,228.06 = 8,803.52/x
  3. Step 3: Cross multiply
    13,504.35x = 20,228.06 × 8,803.52
  4. Step 4: Simplify right side
    13,504.35x = 178,078,127.49
  5. Step 5: Solve for x
    x = 178,078,127.49/13,504.35
  6. Step 6: Final answer
    x = 13,186.72

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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.