Home / 31,185.19-43,035.06-17,037.73

Finding the Fourth Proportional to 31,185.19, 43,035.06 and 17,037.73

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Solution

The fourth proportional to 31,185.19, 43,035.06 and 17,037.73 is: 23,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185.19 : 43,035.06 = 17,037.73 : x
  2. Step 2: Convert to fraction form
    31,185.19/43,035.06 = 17,037.73/x
  3. Step 3: Cross multiply
    31,185.19x = 43,035.06 × 17,037.73
  4. Step 4: Simplify right side
    31,185.19x = 733,219,732.81
  5. Step 5: Solve for x
    x = 733,219,732.81/31,185.19
  6. Step 6: Final answer
    x = 23,511.79

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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.