Home / 16,052.94-22,155.12-8,979.75

Finding the Fourth Proportional to 16,052.94, 22,155.12 and 8,979.75

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Solution

The fourth proportional to 16,052.94, 22,155.12 and 8,979.75 is: 12,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,052.94 : 22,155.12 = 8,979.75 : x
  2. Step 2: Convert to fraction form
    16,052.94/22,155.12 = 8,979.75/x
  3. Step 3: Cross multiply
    16,052.94x = 22,155.12 × 8,979.75
  4. Step 4: Simplify right side
    16,052.94x = 198,947,438.82
  5. Step 5: Solve for x
    x = 198,947,438.82/16,052.94
  6. Step 6: Final answer
    x = 12,393.21

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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.