Home / 31,700.30-43,745.99-17,359.97

Finding the Fourth Proportional to 31,700.30, 43,745.99 and 17,359.97

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Solution

The fourth proportional to 31,700.30, 43,745.99 and 17,359.97 is: 23,956.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,700.30 : 43,745.99 = 17,359.97 : x
  2. Step 2: Convert to fraction form
    31,700.30/43,745.99 = 17,359.97/x
  3. Step 3: Cross multiply
    31,700.30x = 43,745.99 × 17,359.97
  4. Step 4: Simplify right side
    31,700.30x = 759,428,768.49
  5. Step 5: Solve for x
    x = 759,428,768.49/31,700.30
  6. Step 6: Final answer
    x = 23,956.52

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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.