Home / 17,346.89-23,926.36-11,971.38

Finding the Fourth Proportional to 17,346.89, 23,926.36 and 11,971.38

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Solution

The fourth proportional to 17,346.89, 23,926.36 and 11,971.38 is: 16,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,346.89 : 23,926.36 = 11,971.38 : x
  2. Step 2: Convert to fraction form
    17,346.89/23,926.36 = 11,971.38/x
  3. Step 3: Cross multiply
    17,346.89x = 23,926.36 × 11,971.38
  4. Step 4: Simplify right side
    17,346.89x = 286,431,528.90
  5. Step 5: Solve for x
    x = 286,431,528.90/17,346.89
  6. Step 6: Final answer
    x = 16,511.98

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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.