Home / 17,005.67-23,457.23-11,691.26

Finding the Fourth Proportional to 17,005.67, 23,457.23 and 11,691.26

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Solution

The fourth proportional to 17,005.67, 23,457.23 and 11,691.26 is: 16,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005.67 : 23,457.23 = 11,691.26 : x
  2. Step 2: Convert to fraction form
    17,005.67/23,457.23 = 11,691.26/x
  3. Step 3: Cross multiply
    17,005.67x = 23,457.23 × 11,691.26
  4. Step 4: Simplify right side
    17,005.67x = 274,244,399.07
  5. Step 5: Solve for x
    x = 274,244,399.07/17,005.67
  6. Step 6: Final answer
    x = 16,126.65

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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.