Home / 14,284.86-21,420.27-5,962.38

Finding the Fourth Proportional to 14,284.86, 21,420.27 and 5,962.38

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Solution

The fourth proportional to 14,284.86, 21,420.27 and 5,962.38 is: 8,940.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.86 : 21,420.27 = 5,962.38 : x
  2. Step 2: Convert to fraction form
    14,284.86/21,420.27 = 5,962.38/x
  3. Step 3: Cross multiply
    14,284.86x = 21,420.27 × 5,962.38
  4. Step 4: Simplify right side
    14,284.86x = 127,715,789.44
  5. Step 5: Solve for x
    x = 127,715,789.44/14,284.86
  6. Step 6: Final answer
    x = 8,940.64

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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.