Home / 38,348.87-57,446.72-30,464.73

Finding the Fourth Proportional to 38,348.87, 57,446.72 and 30,464.73

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Solution

The fourth proportional to 38,348.87, 57,446.72 and 30,464.73 is: 45,636.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,348.87 : 57,446.72 = 30,464.73 : x
  2. Step 2: Convert to fraction form
    38,348.87/57,446.72 = 30,464.73/x
  3. Step 3: Cross multiply
    38,348.87x = 57,446.72 × 30,464.73
  4. Step 4: Simplify right side
    38,348.87x = 1,750,098,776.10
  5. Step 5: Solve for x
    x = 1,750,098,776.10/38,348.87
  6. Step 6: Final answer
    x = 45,636.26

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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.