Home / 14,284.04-21,425.54-3,753.98

Finding the Fourth Proportional to 14,284.04, 21,425.54 and 3,753.98

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Solution

The fourth proportional to 14,284.04, 21,425.54 and 3,753.98 is: 5,630.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.04 : 21,425.54 = 3,753.98 : x
  2. Step 2: Convert to fraction form
    14,284.04/21,425.54 = 3,753.98/x
  3. Step 3: Cross multiply
    14,284.04x = 21,425.54 × 3,753.98
  4. Step 4: Simplify right side
    14,284.04x = 80,431,048.65
  5. Step 5: Solve for x
    x = 80,431,048.65/14,284.04
  6. Step 6: Final answer
    x = 5,630.83

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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.