Home / 16,277.94-22,471.92-10,620.90

Finding the Fourth Proportional to 16,277.94, 22,471.92 and 10,620.90

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Solution

The fourth proportional to 16,277.94, 22,471.92 and 10,620.90 is: 14,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,277.94 : 22,471.92 = 10,620.90 : x
  2. Step 2: Convert to fraction form
    16,277.94/22,471.92 = 10,620.90/x
  3. Step 3: Cross multiply
    16,277.94x = 22,471.92 × 10,620.90
  4. Step 4: Simplify right side
    16,277.94x = 238,672,015.13
  5. Step 5: Solve for x
    x = 238,672,015.13/16,277.94
  6. Step 6: Final answer
    x = 14,662.30

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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.