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Finding the Fourth Proportional to 10,249.98, 14,201.99 and 10,028.46

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Solution

The fourth proportional to 10,249.98, 14,201.99 and 10,028.46 is: 13,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.98 : 14,201.99 = 10,028.46 : x
  2. Step 2: Convert to fraction form
    10,249.98/14,201.99 = 10,028.46/x
  3. Step 3: Cross multiply
    10,249.98x = 14,201.99 × 10,028.46
  4. Step 4: Simplify right side
    10,249.98x = 142,424,038.49
  5. Step 5: Solve for x
    x = 142,424,038.49/10,249.98
  6. Step 6: Final answer
    x = 13,895.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.