Home / 16,817.66-23,040.30-16,187.07

Finding the Fourth Proportional to 16,817.66, 23,040.30 and 16,187.07

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Solution

The fourth proportional to 16,817.66, 23,040.30 and 16,187.07 is: 22,176.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.66 : 23,040.30 = 16,187.07 : x
  2. Step 2: Convert to fraction form
    16,817.66/23,040.30 = 16,187.07/x
  3. Step 3: Cross multiply
    16,817.66x = 23,040.30 × 16,187.07
  4. Step 4: Simplify right side
    16,817.66x = 372,954,948.92
  5. Step 5: Solve for x
    x = 372,954,948.92/16,817.66
  6. Step 6: Final answer
    x = 22,176.39

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.