Home / 17,139.70-23,653.94-9,586.73

Finding the Fourth Proportional to 17,139.70, 23,653.94 and 9,586.73

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Solution

The fourth proportional to 17,139.70, 23,653.94 and 9,586.73 is: 13,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,139.70 : 23,653.94 = 9,586.73 : x
  2. Step 2: Convert to fraction form
    17,139.70/23,653.94 = 9,586.73/x
  3. Step 3: Cross multiply
    17,139.70x = 23,653.94 × 9,586.73
  4. Step 4: Simplify right side
    17,139.70x = 226,763,955.04
  5. Step 5: Solve for x
    x = 226,763,955.04/17,139.70
  6. Step 6: Final answer
    x = 13,230.33

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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.