Home / 16,719.73-23,073.68-9,166.35

Finding the Fourth Proportional to 16,719.73, 23,073.68 and 9,166.35

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Solution

The fourth proportional to 16,719.73, 23,073.68 and 9,166.35 is: 12,649.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.73 : 23,073.68 = 9,166.35 : x
  2. Step 2: Convert to fraction form
    16,719.73/23,073.68 = 9,166.35/x
  3. Step 3: Cross multiply
    16,719.73x = 23,073.68 × 9,166.35
  4. Step 4: Simplify right side
    16,719.73x = 211,501,369.43
  5. Step 5: Solve for x
    x = 211,501,369.43/16,719.73
  6. Step 6: Final answer
    x = 12,649.81

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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.