Home / 16,028.96-22,123.68-8,958.08

Finding the Fourth Proportional to 16,028.96, 22,123.68 and 8,958.08

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Solution

The fourth proportional to 16,028.96, 22,123.68 and 8,958.08 is: 12,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.96 : 22,123.68 = 8,958.08 : x
  2. Step 2: Convert to fraction form
    16,028.96/22,123.68 = 8,958.08/x
  3. Step 3: Cross multiply
    16,028.96x = 22,123.68 × 8,958.08
  4. Step 4: Simplify right side
    16,028.96x = 198,185,695.33
  5. Step 5: Solve for x
    x = 198,185,695.33/16,028.96
  6. Step 6: Final answer
    x = 12,364.23

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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.