Home / 13,723.96-20,587.20-6,330.46

Finding the Fourth Proportional to 13,723.96, 20,587.20 and 6,330.46

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Solution

The fourth proportional to 13,723.96, 20,587.20 and 6,330.46 is: 9,496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,723.96 : 20,587.20 = 6,330.46 : x
  2. Step 2: Convert to fraction form
    13,723.96/20,587.20 = 6,330.46/x
  3. Step 3: Cross multiply
    13,723.96x = 20,587.20 × 6,330.46
  4. Step 4: Simplify right side
    13,723.96x = 130,326,446.11
  5. Step 5: Solve for x
    x = 130,326,446.11/13,723.96
  6. Step 6: Final answer
    x = 9,496.27

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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.