Home / 41,140.92-61,629.16-18,923.84

Finding the Fourth Proportional to 41,140.92, 61,629.16 and 18,923.84

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Solution

The fourth proportional to 41,140.92, 61,629.16 and 18,923.84 is: 28,347.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,140.92 : 61,629.16 = 18,923.84 : x
  2. Step 2: Convert to fraction form
    41,140.92/61,629.16 = 18,923.84/x
  3. Step 3: Cross multiply
    41,140.92x = 61,629.16 × 18,923.84
  4. Step 4: Simplify right side
    41,140.92x = 1,166,260,363.17
  5. Step 5: Solve for x
    x = 1,166,260,363.17/41,140.92
  6. Step 6: Final answer
    x = 28,347.94

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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.