Home / 54,217.40-74,819.34-30,344.27

Finding the Fourth Proportional to 54,217.40, 74,819.34 and 30,344.27

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Solution

The fourth proportional to 54,217.40, 74,819.34 and 30,344.27 is: 41,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,217.40 : 74,819.34 = 30,344.27 : x
  2. Step 2: Convert to fraction form
    54,217.40/74,819.34 = 30,344.27/x
  3. Step 3: Cross multiply
    54,217.40x = 74,819.34 × 30,344.27
  4. Step 4: Simplify right side
    54,217.40x = 2,270,337,880.09
  5. Step 5: Solve for x
    x = 2,270,337,880.09/54,217.40
  6. Step 6: Final answer
    x = 41,874.71

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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.