Home / 14,221.24-21,334.39-4,859.08

Finding the Fourth Proportional to 14,221.24, 21,334.39 and 4,859.08

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Solution

The fourth proportional to 14,221.24, 21,334.39 and 4,859.08 is: 7,289.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.24 : 21,334.39 = 4,859.08 : x
  2. Step 2: Convert to fraction form
    14,221.24/21,334.39 = 4,859.08/x
  3. Step 3: Cross multiply
    14,221.24x = 21,334.39 × 4,859.08
  4. Step 4: Simplify right side
    14,221.24x = 103,665,442.28
  5. Step 5: Solve for x
    x = 103,665,442.28/14,221.24
  6. Step 6: Final answer
    x = 7,289.48

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Double scale
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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.