Home / 14,793.77-22,179.71-5,428.85

Finding the Fourth Proportional to 14,793.77, 22,179.71 and 5,428.85

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Solution

The fourth proportional to 14,793.77, 22,179.71 and 5,428.85 is: 8,139.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.77 : 22,179.71 = 5,428.85 : x
  2. Step 2: Convert to fraction form
    14,793.77/22,179.71 = 5,428.85/x
  3. Step 3: Cross multiply
    14,793.77x = 22,179.71 × 5,428.85
  4. Step 4: Simplify right side
    14,793.77x = 120,410,304.48
  5. Step 5: Solve for x
    x = 120,410,304.48/14,793.77
  6. Step 6: Final answer
    x = 8,139.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.