Home / 35,617.12-49,149.59-19,700.62

Finding the Fourth Proportional to 35,617.12, 49,149.59 and 19,700.62

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Solution

The fourth proportional to 35,617.12, 49,149.59 and 19,700.62 is: 27,185.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,617.12 : 49,149.59 = 19,700.62 : x
  2. Step 2: Convert to fraction form
    35,617.12/49,149.59 = 19,700.62/x
  3. Step 3: Cross multiply
    35,617.12x = 49,149.59 × 19,700.62
  4. Step 4: Simplify right side
    35,617.12x = 968,277,174.37
  5. Step 5: Solve for x
    x = 968,277,174.37/35,617.12
  6. Step 6: Final answer
    x = 27,185.73

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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.