Home / 20,016.34-30,003.64-7,527.76

Finding the Fourth Proportional to 20,016.34, 30,003.64 and 7,527.76

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Solution

The fourth proportional to 20,016.34, 30,003.64 and 7,527.76 is: 11,283.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.34 : 30,003.64 = 7,527.76 : x
  2. Step 2: Convert to fraction form
    20,016.34/30,003.64 = 7,527.76/x
  3. Step 3: Cross multiply
    20,016.34x = 30,003.64 × 7,527.76
  4. Step 4: Simplify right side
    20,016.34x = 225,860,107.22
  5. Step 5: Solve for x
    x = 225,860,107.22/20,016.34
  6. Step 6: Final answer
    x = 11,283.79

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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.