Home / 17,272.14-23,835.33-9,719.76

Finding the Fourth Proportional to 17,272.14, 23,835.33 and 9,719.76

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Solution

The fourth proportional to 17,272.14, 23,835.33 and 9,719.76 is: 13,413.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.14 : 23,835.33 = 9,719.76 : x
  2. Step 2: Convert to fraction form
    17,272.14/23,835.33 = 9,719.76/x
  3. Step 3: Cross multiply
    17,272.14x = 23,835.33 × 9,719.76
  4. Step 4: Simplify right side
    17,272.14x = 231,673,687.12
  5. Step 5: Solve for x
    x = 231,673,687.12/17,272.14
  6. Step 6: Final answer
    x = 13,413.14

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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.