Home / 16,786.89-23,166.95-9,334.89

Finding the Fourth Proportional to 16,786.89, 23,166.95 and 9,334.89

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Solution

The fourth proportional to 16,786.89, 23,166.95 and 9,334.89 is: 12,882.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.89 : 23,166.95 = 9,334.89 : x
  2. Step 2: Convert to fraction form
    16,786.89/23,166.95 = 9,334.89/x
  3. Step 3: Cross multiply
    16,786.89x = 23,166.95 × 9,334.89
  4. Step 4: Simplify right side
    16,786.89x = 216,260,883.21
  5. Step 5: Solve for x
    x = 216,260,883.21/16,786.89
  6. Step 6: Final answer
    x = 12,882.72

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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.