Home / 35,834.68-49,452.42-19,919.80

Finding the Fourth Proportional to 35,834.68, 49,452.42 and 19,919.80

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Solution

The fourth proportional to 35,834.68, 49,452.42 and 19,919.80 is: 27,489.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,834.68 : 49,452.42 = 19,919.80 : x
  2. Step 2: Convert to fraction form
    35,834.68/49,452.42 = 19,919.80/x
  3. Step 3: Cross multiply
    35,834.68x = 49,452.42 × 19,919.80
  4. Step 4: Simplify right side
    35,834.68x = 985,082,315.92
  5. Step 5: Solve for x
    x = 985,082,315.92/35,834.68
  6. Step 6: Final answer
    x = 27,489.64

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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.