Home / 14,589.04-20,133.12-8,302

Finding the Fourth Proportional to 14,589.04, 20,133.12 and 8,302

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Solution

The fourth proportional to 14,589.04, 20,133.12 and 8,302 is: 11,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,589.04 : 20,133.12 = 8,302 : x
  2. Step 2: Convert to fraction form
    14,589.04/20,133.12 = 8,302/x
  3. Step 3: Cross multiply
    14,589.04x = 20,133.12 × 8,302
  4. Step 4: Simplify right side
    14,589.04x = 167,145,162.24
  5. Step 5: Solve for x
    x = 167,145,162.24/14,589.04
  6. Step 6: Final answer
    x = 11,456.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.