Home / 14,028.49-21,035.70-4,665.21

Finding the Fourth Proportional to 14,028.49, 21,035.70 and 4,665.21

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Solution

The fourth proportional to 14,028.49, 21,035.70 and 4,665.21 is: 6,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.49 : 21,035.70 = 4,665.21 : x
  2. Step 2: Convert to fraction form
    14,028.49/21,035.70 = 4,665.21/x
  3. Step 3: Cross multiply
    14,028.49x = 21,035.70 × 4,665.21
  4. Step 4: Simplify right side
    14,028.49x = 98,135,997.44
  5. Step 5: Solve for x
    x = 98,135,997.44/14,028.49
  6. Step 6: Final answer
    x = 6,995.48

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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.