Home / 35,735.45-49,311.69-19,819.85

Finding the Fourth Proportional to 35,735.45, 49,311.69 and 19,819.85

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Solution

The fourth proportional to 35,735.45, 49,311.69 and 19,819.85 is: 27,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,735.45 : 49,311.69 = 19,819.85 : x
  2. Step 2: Convert to fraction form
    35,735.45/49,311.69 = 19,819.85/x
  3. Step 3: Cross multiply
    35,735.45x = 49,311.69 × 19,819.85
  4. Step 4: Simplify right side
    35,735.45x = 977,350,299.05
  5. Step 5: Solve for x
    x = 977,350,299.05/35,735.45
  6. Step 6: Final answer
    x = 27,349.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.