Home / 26,986.29-40,497.41-9,456.09

Finding the Fourth Proportional to 26,986.29, 40,497.41 and 9,456.09

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Solution

The fourth proportional to 26,986.29, 40,497.41 and 9,456.09 is: 14,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.29 : 40,497.41 = 9,456.09 : x
  2. Step 2: Convert to fraction form
    26,986.29/40,497.41 = 9,456.09/x
  3. Step 3: Cross multiply
    26,986.29x = 40,497.41 × 9,456.09
  4. Step 4: Simplify right side
    26,986.29x = 382,947,106.45
  5. Step 5: Solve for x
    x = 382,947,106.45/26,986.29
  6. Step 6: Final answer
    x = 14,190.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.