Home / 35,105.51-48,438.90-19,997.84

Finding the Fourth Proportional to 35,105.51, 48,438.90 and 19,997.84

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Solution

The fourth proportional to 35,105.51, 48,438.90 and 19,997.84 is: 27,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,105.51 : 48,438.90 = 19,997.84 : x
  2. Step 2: Convert to fraction form
    35,105.51/48,438.90 = 19,997.84/x
  3. Step 3: Cross multiply
    35,105.51x = 48,438.90 × 19,997.84
  4. Step 4: Simplify right side
    35,105.51x = 968,673,371.98
  5. Step 5: Solve for x
    x = 968,673,371.98/35,105.51
  6. Step 6: Final answer
    x = 27,593.20

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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.