Home / 35,315.25-48,735.05-19,399.97

Finding the Fourth Proportional to 35,315.25, 48,735.05 and 19,399.97

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Solution

The fourth proportional to 35,315.25, 48,735.05 and 19,399.97 is: 26,771.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,315.25 : 48,735.05 = 19,399.97 : x
  2. Step 2: Convert to fraction form
    35,315.25/48,735.05 = 19,399.97/x
  3. Step 3: Cross multiply
    35,315.25x = 48,735.05 × 19,399.97
  4. Step 4: Simplify right side
    35,315.25x = 945,458,167.27
  5. Step 5: Solve for x
    x = 945,458,167.27/35,315.25
  6. Step 6: Final answer
    x = 26,771.95

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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.