Home / 35,015.99-48,320.09-19,906.55

Finding the Fourth Proportional to 35,015.99, 48,320.09 and 19,906.55

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Solution

The fourth proportional to 35,015.99, 48,320.09 and 19,906.55 is: 27,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,015.99 : 48,320.09 = 19,906.55 : x
  2. Step 2: Convert to fraction form
    35,015.99/48,320.09 = 19,906.55/x
  3. Step 3: Cross multiply
    35,015.99x = 48,320.09 × 19,906.55
  4. Step 4: Simplify right side
    35,015.99x = 961,885,946.46
  5. Step 5: Solve for x
    x = 961,885,946.46/35,015.99
  6. Step 6: Final answer
    x = 27,469.91

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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.