Home / 35,829.68-49,441.20-19,911.56

Finding the Fourth Proportional to 35,829.68, 49,441.20 and 19,911.56

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Solution

The fourth proportional to 35,829.68, 49,441.20 and 19,911.56 is: 27,475.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,829.68 : 49,441.20 = 19,911.56 : x
  2. Step 2: Convert to fraction form
    35,829.68/49,441.20 = 19,911.56/x
  3. Step 3: Cross multiply
    35,829.68x = 49,441.20 × 19,911.56
  4. Step 4: Simplify right side
    35,829.68x = 984,451,420.27
  5. Step 5: Solve for x
    x = 984,451,420.27/35,829.68
  6. Step 6: Final answer
    x = 27,475.86

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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.