Home / 14,285.20-21,433.44-4,425.24

Finding the Fourth Proportional to 14,285.20, 21,433.44 and 4,425.24

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Solution

The fourth proportional to 14,285.20, 21,433.44 and 4,425.24 is: 6,639.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285.20 : 21,433.44 = 4,425.24 : x
  2. Step 2: Convert to fraction form
    14,285.20/21,433.44 = 4,425.24/x
  3. Step 3: Cross multiply
    14,285.20x = 21,433.44 × 4,425.24
  4. Step 4: Simplify right side
    14,285.20x = 94,848,175.66
  5. Step 5: Solve for x
    x = 94,848,175.66/14,285.20
  6. Step 6: Final answer
    x = 6,639.61

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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.