Home / 45,253.46-62,489.45-28,286.70

Finding the Fourth Proportional to 45,253.46, 62,489.45 and 28,286.70

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Solution

The fourth proportional to 45,253.46, 62,489.45 and 28,286.70 is: 39,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,253.46 : 62,489.45 = 28,286.70 : x
  2. Step 2: Convert to fraction form
    45,253.46/62,489.45 = 28,286.70/x
  3. Step 3: Cross multiply
    45,253.46x = 62,489.45 × 28,286.70
  4. Step 4: Simplify right side
    45,253.46x = 1,767,620,183.88
  5. Step 5: Solve for x
    x = 1,767,620,183.88/45,253.46
  6. Step 6: Final answer
    x = 39,060.45

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1.5x scale

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.