Home / 30,221.53-41,700.95-17,469.97

Finding the Fourth Proportional to 30,221.53, 41,700.95 and 17,469.97

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Solution

The fourth proportional to 30,221.53, 41,700.95 and 17,469.97 is: 24,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,221.53 : 41,700.95 = 17,469.97 : x
  2. Step 2: Convert to fraction form
    30,221.53/41,700.95 = 17,469.97/x
  3. Step 3: Cross multiply
    30,221.53x = 41,700.95 × 17,469.97
  4. Step 4: Simplify right side
    30,221.53x = 728,514,258.12
  5. Step 5: Solve for x
    x = 728,514,258.12/30,221.53
  6. Step 6: Final answer
    x = 24,105.80

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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.