Home / 17,139.66-23,651.79-9,586.29

Finding the Fourth Proportional to 17,139.66, 23,651.79 and 9,586.29

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Solution

The fourth proportional to 17,139.66, 23,651.79 and 9,586.29 is: 13,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,139.66 : 23,651.79 = 9,586.29 : x
  2. Step 2: Convert to fraction form
    17,139.66/23,651.79 = 9,586.29/x
  3. Step 3: Cross multiply
    17,139.66x = 23,651.79 × 9,586.29
  4. Step 4: Simplify right side
    17,139.66x = 226,732,917.96
  5. Step 5: Solve for x
    x = 226,732,917.96/17,139.66
  6. Step 6: Final answer
    x = 13,228.55

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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.