Home / 45,248.46-67,895.34-20,306.34

Finding the Fourth Proportional to 45,248.46, 67,895.34 and 20,306.34

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Solution

The fourth proportional to 45,248.46, 67,895.34 and 20,306.34 is: 30,469.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,248.46 : 67,895.34 = 20,306.34 : x
  2. Step 2: Convert to fraction form
    45,248.46/67,895.34 = 20,306.34/x
  3. Step 3: Cross multiply
    45,248.46x = 67,895.34 × 20,306.34
  4. Step 4: Simplify right side
    45,248.46x = 1,378,705,858.46
  5. Step 5: Solve for x
    x = 1,378,705,858.46/45,248.46
  6. Step 6: Final answer
    x = 30,469.67

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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.