Home / 17,071.54-23,558.66-9,517.78

Finding the Fourth Proportional to 17,071.54, 23,558.66 and 9,517.78

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Solution

The fourth proportional to 17,071.54, 23,558.66 and 9,517.78 is: 13,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,071.54 : 23,558.66 = 9,517.78 : x
  2. Step 2: Convert to fraction form
    17,071.54/23,558.66 = 9,517.78/x
  3. Step 3: Cross multiply
    17,071.54x = 23,558.66 × 9,517.78
  4. Step 4: Simplify right side
    17,071.54x = 224,226,142.97
  5. Step 5: Solve for x
    x = 224,226,142.97/17,071.54
  6. Step 6: Final answer
    x = 13,134.50

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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.