Home / 41,338.40-61,958.39-28,790.49

Finding the Fourth Proportional to 41,338.40, 61,958.39 and 28,790.49

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Solution

The fourth proportional to 41,338.40, 61,958.39 and 28,790.49 is: 43,151.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,338.40 : 61,958.39 = 28,790.49 : x
  2. Step 2: Convert to fraction form
    41,338.40/61,958.39 = 28,790.49/x
  3. Step 3: Cross multiply
    41,338.40x = 61,958.39 × 28,790.49
  4. Step 4: Simplify right side
    41,338.40x = 1,783,812,263.76
  5. Step 5: Solve for x
    x = 1,783,812,263.76/41,338.40
  6. Step 6: Final answer
    x = 43,151.46

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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.