Home / 17,378.16-23,976.12-9,823.56

Finding the Fourth Proportional to 17,378.16, 23,976.12 and 9,823.56

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Solution

The fourth proportional to 17,378.16, 23,976.12 and 9,823.56 is: 13,553.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.16 : 23,976.12 = 9,823.56 : x
  2. Step 2: Convert to fraction form
    17,378.16/23,976.12 = 9,823.56/x
  3. Step 3: Cross multiply
    17,378.16x = 23,976.12 × 9,823.56
  4. Step 4: Simplify right side
    17,378.16x = 235,530,853.39
  5. Step 5: Solve for x
    x = 235,530,853.39/17,378.16
  6. Step 6: Final answer
    x = 13,553.27

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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.