Home / 13,551.02-20,333.01-8,367.02

Finding the Fourth Proportional to 13,551.02, 20,333.01 and 8,367.02

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Solution

The fourth proportional to 13,551.02, 20,333.01 and 8,367.02 is: 12,554.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,551.02 : 20,333.01 = 8,367.02 : x
  2. Step 2: Convert to fraction form
    13,551.02/20,333.01 = 8,367.02/x
  3. Step 3: Cross multiply
    13,551.02x = 20,333.01 × 8,367.02
  4. Step 4: Simplify right side
    13,551.02x = 170,126,701.33
  5. Step 5: Solve for x
    x = 170,126,701.33/13,551.02
  6. Step 6: Final answer
    x = 12,554.53

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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.