Home / 45,217.38-62,392.38-30,132.56

Finding the Fourth Proportional to 45,217.38, 62,392.38 and 30,132.56

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Solution

The fourth proportional to 45,217.38, 62,392.38 and 30,132.56 is: 41,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,217.38 : 62,392.38 = 30,132.56 : x
  2. Step 2: Convert to fraction form
    45,217.38/62,392.38 = 30,132.56/x
  3. Step 3: Cross multiply
    45,217.38x = 62,392.38 × 30,132.56
  4. Step 4: Simplify right side
    45,217.38x = 1,880,042,133.89
  5. Step 5: Solve for x
    x = 1,880,042,133.89/45,217.38
  6. Step 6: Final answer
    x = 41,577.87

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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.