Home / 17,137.92-23,650.32-9,685.92

Finding the Fourth Proportional to 17,137.92, 23,650.32 and 9,685.92

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Solution

The fourth proportional to 17,137.92, 23,650.32 and 9,685.92 is: 13,366.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137.92 : 23,650.32 = 9,685.92 : x
  2. Step 2: Convert to fraction form
    17,137.92/23,650.32 = 9,685.92/x
  3. Step 3: Cross multiply
    17,137.92x = 23,650.32 × 9,685.92
  4. Step 4: Simplify right side
    17,137.92x = 229,075,107.49
  5. Step 5: Solve for x
    x = 229,075,107.49/17,137.92
  6. Step 6: Final answer
    x = 13,366.56

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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.