Home / 35,834.36-49,453.10-19,919.07

Finding the Fourth Proportional to 35,834.36, 49,453.10 and 19,919.07

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Solution

The fourth proportional to 35,834.36, 49,453.10 and 19,919.07 is: 27,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,834.36 : 49,453.10 = 19,919.07 : x
  2. Step 2: Convert to fraction form
    35,834.36/49,453.10 = 19,919.07/x
  3. Step 3: Cross multiply
    35,834.36x = 49,453.10 × 19,919.07
  4. Step 4: Simplify right side
    35,834.36x = 985,059,661.02
  5. Step 5: Solve for x
    x = 985,059,661.02/35,834.36
  6. Step 6: Final answer
    x = 27,489.25

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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.