Home / 39,034.87-58,519.49-31,620.94

Finding the Fourth Proportional to 39,034.87, 58,519.49 and 31,620.94

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Solution

The fourth proportional to 39,034.87, 58,519.49 and 31,620.94 is: 47,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,034.87 : 58,519.49 = 31,620.94 : x
  2. Step 2: Convert to fraction form
    39,034.87/58,519.49 = 31,620.94/x
  3. Step 3: Cross multiply
    39,034.87x = 58,519.49 × 31,620.94
  4. Step 4: Simplify right side
    39,034.87x = 1,850,440,977.72
  5. Step 5: Solve for x
    x = 1,850,440,977.72/39,034.87
  6. Step 6: Final answer
    x = 47,404.82

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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.