Home / 42,245.03-63,365.11-14,163.95

Finding the Fourth Proportional to 42,245.03, 63,365.11 and 14,163.95

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Solution

The fourth proportional to 42,245.03, 63,365.11 and 14,163.95 is: 21,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,245.03 : 63,365.11 = 14,163.95 : x
  2. Step 2: Convert to fraction form
    42,245.03/63,365.11 = 14,163.95/x
  3. Step 3: Cross multiply
    42,245.03x = 63,365.11 × 14,163.95
  4. Step 4: Simplify right side
    42,245.03x = 897,500,372.79
  5. Step 5: Solve for x
    x = 897,500,372.79/42,245.03
  6. Step 6: Final answer
    x = 21,245.11

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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.