Home / 16,786.10-23,164.38-9,233.20

Finding the Fourth Proportional to 16,786.10, 23,164.38 and 9,233.20

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Solution

The fourth proportional to 16,786.10, 23,164.38 and 9,233.20 is: 12,741.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.10 : 23,164.38 = 9,233.20 : x
  2. Step 2: Convert to fraction form
    16,786.10/23,164.38 = 9,233.20/x
  3. Step 3: Cross multiply
    16,786.10x = 23,164.38 × 9,233.20
  4. Step 4: Simplify right side
    16,786.10x = 213,881,353.42
  5. Step 5: Solve for x
    x = 213,881,353.42/16,786.10
  6. Step 6: Final answer
    x = 12,741.58

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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.