Home / 35,860.99-49,487.46-19,945.10

Finding the Fourth Proportional to 35,860.99, 49,487.46 and 19,945.10

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Solution

The fourth proportional to 35,860.99, 49,487.46 and 19,945.10 is: 27,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.99 : 49,487.46 = 19,945.10 : x
  2. Step 2: Convert to fraction form
    35,860.99/49,487.46 = 19,945.10/x
  3. Step 3: Cross multiply
    35,860.99x = 49,487.46 × 19,945.10
  4. Step 4: Simplify right side
    35,860.99x = 987,032,338.45
  5. Step 5: Solve for x
    x = 987,032,338.45/35,860.99
  6. Step 6: Final answer
    x = 27,523.85

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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.