Home / 19,944.85-29,918.36-7,468.15

Finding the Fourth Proportional to 19,944.85, 29,918.36 and 7,468.15

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Solution

The fourth proportional to 19,944.85, 29,918.36 and 7,468.15 is: 11,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.85 : 29,918.36 = 7,468.15 : x
  2. Step 2: Convert to fraction form
    19,944.85/29,918.36 = 7,468.15/x
  3. Step 3: Cross multiply
    19,944.85x = 29,918.36 × 7,468.15
  4. Step 4: Simplify right side
    19,944.85x = 223,434,800.23
  5. Step 5: Solve for x
    x = 223,434,800.23/19,944.85
  6. Step 6: Final answer
    x = 11,202.63

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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.