Home / 35,865.18-49,493.25-19,949.31

Finding the Fourth Proportional to 35,865.18, 49,493.25 and 19,949.31

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Solution

The fourth proportional to 35,865.18, 49,493.25 and 19,949.31 is: 27,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,865.18 : 49,493.25 = 19,949.31 : x
  2. Step 2: Convert to fraction form
    35,865.18/49,493.25 = 19,949.31/x
  3. Step 3: Cross multiply
    35,865.18x = 49,493.25 × 19,949.31
  4. Step 4: Simplify right side
    35,865.18x = 987,356,187.16
  5. Step 5: Solve for x
    x = 987,356,187.16/35,865.18
  6. Step 6: Final answer
    x = 27,529.66

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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.