Home / 17,288.84-23,842.86-11,318.33

Finding the Fourth Proportional to 17,288.84, 23,842.86 and 11,318.33

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Solution

The fourth proportional to 17,288.84, 23,842.86 and 11,318.33 is: 15,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.84 : 23,842.86 = 11,318.33 : x
  2. Step 2: Convert to fraction form
    17,288.84/23,842.86 = 11,318.33/x
  3. Step 3: Cross multiply
    17,288.84x = 23,842.86 × 11,318.33
  4. Step 4: Simplify right side
    17,288.84x = 269,861,374.79
  5. Step 5: Solve for x
    x = 269,861,374.79/17,288.84
  6. Step 6: Final answer
    x = 15,608.99

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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.