Home / 16,789.27-23,169.80-9,236.18

Finding the Fourth Proportional to 16,789.27, 23,169.80 and 9,236.18

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Solution

The fourth proportional to 16,789.27, 23,169.80 and 9,236.18 is: 12,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789.27 : 23,169.80 = 9,236.18 : x
  2. Step 2: Convert to fraction form
    16,789.27/23,169.80 = 9,236.18/x
  3. Step 3: Cross multiply
    16,789.27x = 23,169.80 × 9,236.18
  4. Step 4: Simplify right side
    16,789.27x = 214,000,489.74
  5. Step 5: Solve for x
    x = 214,000,489.74/16,789.27
  6. Step 6: Final answer
    x = 12,746.26

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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.