Home / 41,139.92-61,627.66-18,922.84

Finding the Fourth Proportional to 41,139.92, 61,627.66 and 18,922.84

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Solution

The fourth proportional to 41,139.92, 61,627.66 and 18,922.84 is: 28,346.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,139.92 : 61,627.66 = 18,922.84 : x
  2. Step 2: Convert to fraction form
    41,139.92/61,627.66 = 18,922.84/x
  3. Step 3: Cross multiply
    41,139.92x = 61,627.66 × 18,922.84
  4. Step 4: Simplify right side
    41,139.92x = 1,166,170,349.75
  5. Step 5: Solve for x
    x = 1,166,170,349.75/41,139.92
  6. Step 6: Final answer
    x = 28,346.44

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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.